453726157 has 4 divisors (see below), whose sum is σ = 456261120. Its totient is φ = 451191196.

The previous prime is 453726103. The next prime is 453726179. The reversal of 453726157 is 751627354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 751627354 = 2 ⋅375813677.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-453726157 is a prime.

It is a super-3 number, since 3×453726157³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453726187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267213 + ... + 1267570.

It is an arithmetic number, because the mean of its divisors is an integer number (114065280).

Almost surely, 2^453726157 is an apocalyptic number.

It is an amenable number.

453726157 is a deficient number, since it is larger than the sum of its proper divisors (2534963).

453726157 is a wasteful number, since it uses less digits than its factorization.

453726157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534962.

The product of its digits is 176400, while the sum is 40.

The square root of 453726157 is about 21300.8487389587. The cubic root of 453726157 is about 768.4187243235.

It can be divided in two parts, 45372 and 6157, that added together give a square (51529 = 227²).

The spelling of 453726157 in words is "four hundred fifty-three million, seven hundred twenty-six thousand, one hundred fifty-seven".