23077477 has 2 divisors, whose sum is σ = 23077478. Its totient is φ = 23077476.

The previous prime is 23077471. The next prime is 23077499. The reversal of 23077477 is 77477032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17690436 + 5387041 = 4206^2 + 2321^2 .

It is a cyclic number.

It is not a de Polignac number, because 23077477 - 2¹⁵ = 23044709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23077471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11538738 + 11538739.

It is an arithmetic number, because the mean of its divisors is an integer number (11538739).

Almost surely, 2^23077477 is an apocalyptic number.

It is an amenable number.

23077477 is a deficient number, since it is larger than the sum of its proper divisors (1).

23077477 is an equidigital number, since it uses as much as digits as its factorization.

23077477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57624, while the sum is 37.

The square root of 23077477 is about 4803.9022679484. The cubic root of 23077477 is about 284.7056651453.

The spelling of 23077477 in words is "twenty-three million, seventy-seven thousand, four hundred seventy-seven".