91674053 has 2 divisors, whose sum is σ = 91674054. Its totient is φ = 91674052.

The previous prime is 91674029. The next prime is 91674059. The reversal of 91674053 is 35047619.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79156609 + 12517444 = 8897^2 + 3538^2 .

It is a cyclic number.

It is not a de Polignac number, because 91674053 - 2⁸ = 91673797 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (91674059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45837026 + 45837027.

It is an arithmetic number, because the mean of its divisors is an integer number (45837027).

Almost surely, 2^91674053 is an apocalyptic number.

It is an amenable number.

91674053 is a deficient number, since it is larger than the sum of its proper divisors (1).

91674053 is an equidigital number, since it uses as much as digits as its factorization.

91674053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 91674053 is about 9574.6568084710. The cubic root of 91674053 is about 450.9019818026.

The spelling of 91674053 in words is "ninety-one million, six hundred seventy-four thousand, fifty-three".