452513537 has 4 divisors (see below), whose sum is σ = 517158336. Its totient is φ = 387868740.

The previous prime is 452513507. The next prime is 452513543. The reversal of 452513537 is 735315254.

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: 735315254 = 2 ⋅367657627.

It is not a de Polignac number, because 452513537 - 2⁶ = 452513473 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 452513497 and 452513506.

It is not an unprimeable number, because it can be changed into a prime (452513507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32322389 + ... + 32322402.

It is an arithmetic number, because the mean of its divisors is an integer number (129289584).

Almost surely, 2^452513537 is an apocalyptic number.

It is an amenable number.

452513537 is a deficient number, since it is larger than the sum of its proper divisors (64644799).

452513537 is an equidigital number, since it uses as much as digits as its factorization.

452513537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64644798.

The product of its digits is 63000, while the sum is 35.

The square root of 452513537 is about 21272.3655713228. The cubic root of 452513537 is about 767.7335597608.

The spelling of 452513537 in words is "four hundred fifty-two million, five hundred thirteen thousand, five hundred thirty-seven".