98711507 has 2 divisors, whose sum is σ = 98711508. Its totient is φ = 98711506.

The previous prime is 98711467. The next prime is 98711539. The reversal of 98711507 is 70511789.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98711507 - 2¹⁴ = 98695123 is a prime.

It is a super-2 number, since 2×98711507² = 19487923228422098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98711567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49355753 + 49355754.

It is an arithmetic number, because the mean of its divisors is an integer number (49355754).

Almost surely, 2^98711507 is an apocalyptic number.

98711507 is a deficient number, since it is larger than the sum of its proper divisors (1).

98711507 is an equidigital number, since it uses as much as digits as its factorization.

98711507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 38.

The square root of 98711507 is about 9935.3664753747. The cubic root of 98711507 is about 462.1567077074.

The spelling of 98711507 in words is "ninety-eight million, seven hundred eleven thousand, five hundred seven".