119623681 has 2 divisors, whose sum is σ = 119623682. Its totient is φ = 119623680.

The previous prime is 119623663. The next prime is 119623697. The reversal of 119623681 is 186326911.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104878081 + 14745600 = 10241^2 + 3840^2 .

It is a cyclic number.

It is not a de Polignac number, because 119623681 - 2⁵ = 119623649 is a prime.

It is a super-2 number, since 2×119623681² = 28619650111979522, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 119623681.

It is not a weakly prime, because it can be changed into another prime (119623661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59811840 + 59811841.

It is an arithmetic number, because the mean of its divisors is an integer number (59811841).

Almost surely, 2^119623681 is an apocalyptic number.

It is an amenable number.

119623681 is a deficient number, since it is larger than the sum of its proper divisors (1).

119623681 is an equidigital number, since it uses as much as digits as its factorization.

119623681 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 37.

The square root of 119623681 is about 10937.2611288201. The cubic root of 119623681 is about 492.7262735837.

The spelling of 119623681 in words is "one hundred nineteen million, six hundred twenty-three thousand, six hundred eighty-one".