45127937 has 4 divisors (see below), whose sum is σ = 45457476. Its totient is φ = 44798400.

The previous prime is 45127933. The next prime is 45127939. The reversal of 45127937 is 73972154.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19280881 + 25847056 = 4391^2 + 5084^2 .

It is a cyclic number.

It is not a de Polignac number, because 45127937 - 2² = 45127933 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45127937.

It is not an unprimeable number, because it can be changed into a prime (45127931) 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, 164564 + ... + 164837.

It is an arithmetic number, because the mean of its divisors is an integer number (11364369).

Almost surely, 2^45127937 is an apocalyptic number.

It is an amenable number.

45127937 is a deficient number, since it is larger than the sum of its proper divisors (329539).

45127937 is a wasteful number, since it uses less digits than its factorization.

45127937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329538.

The product of its digits is 52920, while the sum is 38.

The square root of 45127937 is about 6717.7330253591. The cubic root of 45127937 is about 356.0260916996.

It can be divided in two parts, 45127 and 937, that added together give a palindrome (46064).

The spelling of 45127937 in words is "forty-five million, one hundred twenty-seven thousand, nine hundred thirty-seven".