125693011 has 2 divisors, whose sum is σ = 125693012. Its totient is φ = 125693010.

The previous prime is 125692991. The next prime is 125693017. The reversal of 125693011 is 110396521.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 125693011 - 2¹⁹ = 125168723 is a prime.

It is a super-2 number, since 2×125693011² = 31597466028492242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (125693017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62846505 + 62846506.

It is an arithmetic number, because the mean of its divisors is an integer number (62846506).

Almost surely, 2^125693011 is an apocalyptic number.

125693011 is a deficient number, since it is larger than the sum of its proper divisors (1).

125693011 is an equidigital number, since it uses as much as digits as its factorization.

125693011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 28.

The square root of 125693011 is about 11211.2894441273. The cubic root of 125693011 is about 500.9223123006.

The spelling of 125693011 in words is "one hundred twenty-five million, six hundred ninety-three thousand, eleven".