44475157 has 2 divisors, whose sum is σ = 44475158. Its totient is φ = 44475156.

The previous prime is 44475149. The next prime is 44475163. The reversal of 44475157 is 75157444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44435556 + 39601 = 6666^2 + 199^2 .

It is a cyclic number.

It is not a de Polignac number, because 44475157 - 2³ = 44475149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44475127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22237578 + 22237579.

It is an arithmetic number, because the mean of its divisors is an integer number (22237579).

Almost surely, 2^44475157 is an apocalyptic number.

It is an amenable number.

44475157 is a deficient number, since it is larger than the sum of its proper divisors (1).

44475157 is an equidigital number, since it uses as much as digits as its factorization.

44475157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 78400, while the sum is 37.

The square root of 44475157 is about 6668.9697105325. The cubic root of 44475157 is about 354.3010966746.

It can be divided in two parts, 4447 and 5157, that added together give a square (9604 = 98²).

The spelling of 44475157 in words is "forty-four million, four hundred seventy-five thousand, one hundred fifty-seven".