441396157 has 2 divisors, whose sum is σ = 441396158. Its totient is φ = 441396156.

The previous prime is 441396149. The next prime is 441396173. The reversal of 441396157 is 751693144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289884676 + 151511481 = 17026^2 + 12309^2 .

It is a cyclic number.

It is not a de Polignac number, because 441396157 - 2³ = 441396149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441396107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220698078 + 220698079.

It is an arithmetic number, because the mean of its divisors is an integer number (220698079).

Almost surely, 2^441396157 is an apocalyptic number.

It is an amenable number.

441396157 is a deficient number, since it is larger than the sum of its proper divisors (1).

441396157 is an equidigital number, since it uses as much as digits as its factorization.

441396157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 441396157 is about 21009.4301921780. The cubic root of 441396157 is about 761.3941152929.

The spelling of 441396157 in words is "four hundred forty-one million, three hundred ninety-six thousand, one hundred fifty-seven".