45136207 has 4 divisors (see below), whose sum is σ = 47791296. Its totient is φ = 42481120.

The previous prime is 45136183. The next prime is 45136211. The reversal of 45136207 is 70263154.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45136207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45136237) 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, 1327519 + ... + 1327552.

It is an arithmetic number, because the mean of its divisors is an integer number (11947824).

Almost surely, 2^45136207 is an apocalyptic number.

45136207 is a deficient number, since it is larger than the sum of its proper divisors (2655089).

45136207 is a wasteful number, since it uses less digits than its factorization.

45136207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655088.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 45136207 is about 6718.3485321915. The cubic root of 45136207 is about 356.0478384352.

The spelling of 45136207 in words is "forty-five million, one hundred thirty-six thousand, two hundred seven".