45156142 has 8 divisors (see below), whose sum is σ = 68688432. Its totient is φ = 22260000.

The previous prime is 45156109. The next prime is 45156173. The reversal of 45156142 is 24165154.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45156142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158859 + ... + 159142.

It is an arithmetic number, because the mean of its divisors is an integer number (8586054).

Almost surely, 2^45156142 is an apocalyptic number.

45156142 is a deficient number, since it is larger than the sum of its proper divisors (23532290).

45156142 is a wasteful number, since it uses less digits than its factorization.

45156142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318074.

The product of its digits is 4800, while the sum is 28.

The square root of 45156142 is about 6719.8319919474. The cubic root of 45156142 is about 356.1002484584.

The spelling of 45156142 in words is "forty-five million, one hundred fifty-six thousand, one hundred forty-two".