45140699 has 4 divisors (see below), whose sum is σ = 45159960. Its totient is φ = 45121440.

The previous prime is 45140657. The next prime is 45140701. The reversal of 45140699 is 99604154.

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-45140699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45140639) 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, 5534 + ... + 10995.

It is an arithmetic number, because the mean of its divisors is an integer number (11289990).

Almost surely, 2^45140699 is an apocalyptic number.

45140699 is a deficient number, since it is larger than the sum of its proper divisors (19261).

45140699 is a wasteful number, since it uses less digits than its factorization.

45140699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19260.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 45140699 is about 6718.6828322224. The cubic root of 45140699 is about 356.0596494545.

The spelling of 45140699 in words is "forty-five million, one hundred forty thousand, six hundred ninety-nine".