10621477 has 2 divisors, whose sum is σ = 10621478. Its totient is φ = 10621476.

The previous prime is 10621441. The next prime is 10621487. The reversal of 10621477 is 77412601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6625476 + 3996001 = 2574^2 + 1999^2 .

It is a cyclic number.

It is not a de Polignac number, because 10621477 - 2²³ = 2232869 is a prime.

It is a super-2 number, since 2×10621477² = 225631547323058, which contains 22 as substring.

It is equal to p₇₀₃₀₉₉ and since 10621477 and 703099 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10621487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5310738 + 5310739.

It is an arithmetic number, because the mean of its divisors is an integer number (5310739).

Almost surely, 2^10621477 is an apocalyptic number.

It is an amenable number.

10621477 is a deficient number, since it is larger than the sum of its proper divisors (1).

10621477 is an equidigital number, since it uses as much as digits as its factorization.

10621477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 10621477 is about 3259.0607542665. The cubic root of 10621477 is about 219.8171828341.

The spelling of 10621477 in words is "ten million, six hundred twenty-one thousand, four hundred seventy-seven".