116538403 has 2 divisors, whose sum is σ = 116538404. Its totient is φ = 116538402.

The previous prime is 116538397. The next prime is 116538407. The reversal of 116538403 is 304835611.

It is a strong prime.

It is an emirp because it is prime and its reverse (304835611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116538403 - 2⁵ = 116538371 is a prime.

It is not a weakly prime, because it can be changed into another prime (116538407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58269201 + 58269202.

It is an arithmetic number, because the mean of its divisors is an integer number (58269202).

Almost surely, 2^116538403 is an apocalyptic number.

116538403 is a deficient number, since it is larger than the sum of its proper divisors (1).

116538403 is an equidigital number, since it uses as much as digits as its factorization.

116538403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 116538403 is about 10795.2954105017. The cubic root of 116538403 is about 488.4532693434.

The spelling of 116538403 in words is "one hundred sixteen million, five hundred thirty-eight thousand, four hundred three".