116245421 has 2 divisors, whose sum is σ = 116245422. Its totient is φ = 116245420.

The previous prime is 116245417. The next prime is 116245433. The reversal of 116245421 is 124542611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112063396 + 4182025 = 10586^2 + 2045^2 .

It is a cyclic number.

It is not a de Polignac number, because 116245421 - 2² = 116245417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116245411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58122710 + 58122711.

It is an arithmetic number, because the mean of its divisors is an integer number (58122711).

Almost surely, 2^116245421 is an apocalyptic number.

It is an amenable number.

116245421 is a deficient number, since it is larger than the sum of its proper divisors (1).

116245421 is an equidigital number, since it uses as much as digits as its factorization.

116245421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 26.

The square root of 116245421 is about 10781.7169782925. The cubic root of 116245421 is about 488.0435957760.

The spelling of 116245421 in words is "one hundred sixteen million, two hundred forty-five thousand, four hundred twenty-one".