913246157 has 2 divisors, whose sum is σ = 913246158. Its totient is φ = 913246156.

The previous prime is 913246129. The next prime is 913246199. The reversal of 913246157 is 751642319.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 624450121 + 288796036 = 24989^2 + 16994^2 .

It is an emirp because it is prime and its reverse (751642319) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 913246157 - 2¹⁰ = 913245133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 913246157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (913246357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 456623078 + 456623079.

It is an arithmetic number, because the mean of its divisors is an integer number (456623079).

Almost surely, 2^913246157 is an apocalyptic number.

It is an amenable number.

913246157 is a deficient number, since it is larger than the sum of its proper divisors (1).

913246157 is an equidigital number, since it uses as much as digits as its factorization.

913246157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 38.

The square root of 913246157 is about 30219.9628887926. The cubic root of 913246157 is about 970.2030102601.

The spelling of 913246157 in words is "nine hundred thirteen million, two hundred forty-six thousand, one hundred fifty-seven".