44554157 has 2 divisors, whose sum is σ = 44554158. Its totient is φ = 44554156.

The previous prime is 44554117. The next prime is 44554193. The reversal of 44554157 is 75145544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44542276 + 11881 = 6674^2 + 109^2 .

It is a cyclic number.

It is not a de Polignac number, because 44554157 - 2¹⁶ = 44488621 is a prime.

It is a Chen prime.

It is equal to p_2692808 and since 44554157 and 2692808 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44554117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22277078 + 22277079.

It is an arithmetic number, because the mean of its divisors is an integer number (22277079).

Almost surely, 2^44554157 is an apocalyptic number.

It is an amenable number.

44554157 is a deficient number, since it is larger than the sum of its proper divisors (1).

44554157 is an equidigital number, since it uses as much as digits as its factorization.

44554157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56000, while the sum is 35.

The square root of 44554157 is about 6674.8900365474. The cubic root of 44554157 is about 354.5107510252.

The spelling of 44554157 in words is "forty-four million, five hundred fifty-four thousand, one hundred fifty-seven".