107025991 has 2 divisors, whose sum is σ = 107025992. Its totient is φ = 107025990.

The previous prime is 107025983. The next prime is 107026013. The reversal of 107025991 is 199520701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 107025991 - 2³ = 107025983 is a prime.

It is a super-2 number, since 2×107025991² = 22909125499064162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107025091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53512995 + 53512996.

It is an arithmetic number, because the mean of its divisors is an integer number (53512996).

Almost surely, 2^107025991 is an apocalyptic number.

107025991 is a deficient number, since it is larger than the sum of its proper divisors (1).

107025991 is an equidigital number, since it uses as much as digits as its factorization.

107025991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5670, while the sum is 34.

The square root of 107025991 is about 10345.3366789100. The cubic root of 107025991 is about 474.7843763719.

The spelling of 107025991 in words is "one hundred seven million, twenty-five thousand, nine hundred ninety-one".