45101542 has 4 divisors (see below), whose sum is σ = 67652316. Its totient is φ = 22550770.

The previous prime is 45101533. The next prime is 45101587. The reversal of 45101542 is 24510154.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11275384 + ... + 11275387.

It is an arithmetic number, because the mean of its divisors is an integer number (16913079).

Almost surely, 2^45101542 is an apocalyptic number.

45101542 is a deficient number, since it is larger than the sum of its proper divisors (22550774).

45101542 is a wasteful number, since it uses less digits than its factorization.

45101542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22550773.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 45101542 is about 6715.7681615732. The cubic root of 45101542 is about 355.9566658106.

Adding to 45101542 its reverse (24510154), we get a palindrome (69611696).

The spelling of 45101542 in words is "forty-five million, one hundred one thousand, five hundred forty-two".