10621074911 has 2 divisors, whose sum is σ = 10621074912. Its totient is φ = 10621074910.

The previous prime is 10621074907. The next prime is 10621074913. The reversal of 10621074911 is 11947012601.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10621074911 - 2² = 10621074907 is a prime.

It is a super-2 number, since 2×10621074911² (a number of 21 digits) contains 22 as substring.

Together with 10621074913, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10621074913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5310537455 + 5310537456.

It is an arithmetic number, because the mean of its divisors is an integer number (5310537456).

Almost surely, 2^10621074911 is an apocalyptic number.

10621074911 is a deficient number, since it is larger than the sum of its proper divisors (1).

10621074911 is an equidigital number, since it uses as much as digits as its factorization.

10621074911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 32.

The spelling of 10621074911 in words is "ten billion, six hundred twenty-one million, seventy-four thousand, nine hundred eleven".