84953497 has 2 divisors, whose sum is σ = 84953498. Its totient is φ = 84953496.

The previous prime is 84953461. The next prime is 84953501. The reversal of 84953497 is 79435948.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58079641 + 26873856 = 7621^2 + 5184^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84953497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84953497.

It is not a weakly prime, because it can be changed into another prime (84953447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42476748 + 42476749.

It is an arithmetic number, because the mean of its divisors is an integer number (42476749).

Almost surely, 2^84953497 is an apocalyptic number.

It is an amenable number.

84953497 is a deficient number, since it is larger than the sum of its proper divisors (1).

84953497 is an equidigital number, since it uses as much as digits as its factorization.

84953497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 49.

The square root of 84953497 is about 9217.0221329885. The cubic root of 84953497 is about 439.6027699339.

The spelling of 84953497 in words is "eighty-four million, nine hundred fifty-three thousand, four hundred ninety-seven".