136966651 has 2 divisors, whose sum is σ = 136966652. Its totient is φ = 136966650.

The previous prime is 136966631. The next prime is 136966667. The reversal of 136966651 is 156669631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136966651 - 2⁷ = 136966523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136966598 and 136966607.

It is not a weakly prime, because it can be changed into another prime (136966631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68483325 + 68483326.

It is an arithmetic number, because the mean of its divisors is an integer number (68483326).

Almost surely, 2^136966651 is an apocalyptic number.

136966651 is a deficient number, since it is larger than the sum of its proper divisors (1).

136966651 is an equidigital number, since it uses as much as digits as its factorization.

136966651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 43.

The square root of 136966651 is about 11703.2752253376. The cubic root of 136966651 is about 515.4718407966.

The spelling of 136966651 in words is "one hundred thirty-six million, nine hundred sixty-six thousand, six hundred fifty-one".