45632129 has 8 divisors (see below), whose sum is σ = 48096000. Its totient is φ = 43174512.

The previous prime is 45632107. The next prime is 45632177. The reversal of 45632129 is 92123654.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45632129 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45632095 and 45632104.

It is not an unprimeable number, because it can be changed into a prime (45632179) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26507 + ... + 28175.

It is an arithmetic number, because the mean of its divisors is an integer number (6012000).

Almost surely, 2^45632129 is an apocalyptic number.

It is an amenable number.

45632129 is a deficient number, since it is larger than the sum of its proper divisors (2463871).

45632129 is a wasteful number, since it uses less digits than its factorization.

45632129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127.

The product of its digits is 12960, while the sum is 32.

The square root of 45632129 is about 6755.1557346963. The cubic root of 45632129 is about 357.3470850743.

The spelling of 45632129 in words is "forty-five million, six hundred thirty-two thousand, one hundred twenty-nine".