948087457 has 2 divisors, whose sum is σ = 948087458. Its totient is φ = 948087456.

The previous prime is 948087421. The next prime is 948087463. The reversal of 948087457 is 754780849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 938748321 + 9339136 = 30639^2 + 3056^2 .

It is a cyclic number.

It is not a de Polignac number, because 948087457 - 2¹¹ = 948085409 is a prime.

It is a super-2 number, since 2×948087457² = 1797739652241453698, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (948087757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474043728 + 474043729.

It is an arithmetic number, because the mean of its divisors is an integer number (474043729).

Almost surely, 2^948087457 is an apocalyptic number.

It is an amenable number.

948087457 is a deficient number, since it is larger than the sum of its proper divisors (1).

948087457 is an equidigital number, since it uses as much as digits as its factorization.

948087457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2257920, while the sum is 52.

The square root of 948087457 is about 30791.0288395825. The cubic root of 948087457 is about 982.3874378057.

The spelling of 948087457 in words is "nine hundred forty-eight million, eighty-seven thousand, four hundred fifty-seven".