45301731 has 4 divisors (see below), whose sum is σ = 60402312. Its totient is φ = 30201152.

The previous prime is 45301723. The next prime is 45301807. The reversal of 45301731 is 13710354.

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 45301731 - 2³ = 45301723 is a prime.

It is a super-2 number, since 2×45301731² = 4104493663192722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45301721) 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, 7550286 + ... + 7550291.

It is an arithmetic number, because the mean of its divisors is an integer number (15100578).

Almost surely, 2^45301731 is an apocalyptic number.

45301731 is a deficient number, since it is larger than the sum of its proper divisors (15100581).

45301731 is a wasteful number, since it uses less digits than its factorization.

45301731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15100580.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 45301731 is about 6730.6560601475. The cubic root of 45301731 is about 356.4825416814.

The spelling of 45301731 in words is "forty-five million, three hundred one thousand, seven hundred thirty-one".