113720401819 has 2 divisors, whose sum is σ = 113720401820. Its totient is φ = 113720401818.

The previous prime is 113720401811. The next prime is 113720401849. The reversal of 113720401819 is 918104027311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113720401819 - 2³ = 113720401811 is a prime.

It is a super-2 number, since 2×113720401819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (113720401811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56860200909 + 56860200910.

It is an arithmetic number, because the mean of its divisors is an integer number (56860200910).

Almost surely, 2^113720401819 is an apocalyptic number.

113720401819 is a deficient number, since it is larger than the sum of its proper divisors (1).

113720401819 is an equidigital number, since it uses as much as digits as its factorization.

113720401819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 37.

The spelling of 113720401819 in words is "one hundred thirteen billion, seven hundred twenty million, four hundred one thousand, eight hundred nineteen".