418941157 has 8 divisors (see below), whose sum is σ = 433587672. Its totient is φ = 404505600.

The previous prime is 418941137. The next prime is 418941169. The reversal of 418941157 is 751149814.

It can be written as a sum of positive squares in 4 ways, for example, as 37871716 + 381069441 = 6154^2 + 19521^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 418941157 - 2¹⁵ = 418908389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (418941137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48694 + ... + 56647.

It is an arithmetic number, because the mean of its divisors is an integer number (54198459).

Almost surely, 2^418941157 is an apocalyptic number.

It is an amenable number.

418941157 is a deficient number, since it is larger than the sum of its proper divisors (14646515).

418941157 is a wasteful number, since it uses less digits than its factorization.

418941157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105479.

The product of its digits is 40320, while the sum is 40.

The square root of 418941157 is about 20468.0521056597. The cubic root of 418941157 is about 748.2573805429.

The spelling of 418941157 in words is "four hundred eighteen million, nine hundred forty-one thousand, one hundred fifty-seven".