45453521031 has 4 divisors (see below), whose sum is σ = 60604694712. Its totient is φ = 30302347352.

The previous prime is 45453521023. The next prime is 45453521101. The reversal of 45453521031 is 13012535454.

45453521031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45453521031 - 2³ = 45453521023 is a prime.

It is a super-2 number, since 2×45453521031² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45453520983 and 45453521001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45453521131) 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, 7575586836 + ... + 7575586841.

It is an arithmetic number, because the mean of its divisors is an integer number (15151173678).

Almost surely, 2^45453521031 is an apocalyptic number.

45453521031 is a deficient number, since it is larger than the sum of its proper divisors (15151173681).

45453521031 is a wasteful number, since it uses less digits than its factorization.

45453521031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15151173680.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 45453521031 in words is "forty-five billion, four hundred fifty-three million, five hundred twenty-one thousand, thirty-one".