45366431 has 4 divisors (see below), whose sum is σ = 49490664. Its totient is φ = 41242200.

The previous prime is 45366427. The next prime is 45366439. The reversal of 45366431 is 13466354.

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 45366431 - 2² = 45366427 is a prime.

It is a super-2 number, since 2×45366431² = 4116226123355522, which contains 22 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 (45366439) 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, 2062100 + ... + 2062121.

It is an arithmetic number, because the mean of its divisors is an integer number (12372666).

Almost surely, 2^45366431 is an apocalyptic number.

45366431 is a deficient number, since it is larger than the sum of its proper divisors (4124233).

45366431 is a wasteful number, since it uses less digits than its factorization.

45366431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124232.

The product of its digits is 25920, while the sum is 32.

The square root of 45366431 is about 6735.4607117851. The cubic root of 45366431 is about 356.6521705854.

The spelling of 45366431 in words is "forty-five million, three hundred sixty-six thousand, four hundred thirty-one".