131101207 has 2 divisors, whose sum is σ = 131101208. Its totient is φ = 131101206.

The previous prime is 131101193. The next prime is 131101213. The reversal of 131101207 is 702101131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131101207 - 2⁷ = 131101079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131101237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65550603 + 65550604.

It is an arithmetic number, because the mean of its divisors is an integer number (65550604).

Almost surely, 2^131101207 is an apocalyptic number.

131101207 is a deficient number, since it is larger than the sum of its proper divisors (1).

131101207 is an equidigital number, since it uses as much as digits as its factorization.

131101207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42, while the sum is 16.

The square root of 131101207 is about 11449.9435369787. The cubic root of 131101207 is about 508.0060643147.

Adding to 131101207 its reverse (702101131), we get a palindrome (833202338).

The spelling of 131101207 in words is "one hundred thirty-one million, one hundred one thousand, two hundred seven".