97537667 has 2 divisors, whose sum is σ = 97537668. Its totient is φ = 97537666.

The previous prime is 97537639. The next prime is 97537673. The reversal of 97537667 is 76673579.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97537667 - 2¹⁰ = 97536643 is a prime.

It is not a weakly prime, because it can be changed into another prime (97537607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48768833 + 48768834.

It is an arithmetic number, because the mean of its divisors is an integer number (48768834).

Almost surely, 2^97537667 is an apocalyptic number.

97537667 is a deficient number, since it is larger than the sum of its proper divisors (1).

97537667 is an equidigital number, since it uses as much as digits as its factorization.

97537667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1666980, while the sum is 50.

The square root of 97537667 is about 9876.1159875733. The cubic root of 97537667 is about 460.3174667368.

The spelling of 97537667 in words is "ninety-seven million, five hundred thirty-seven thousand, six hundred sixty-seven".