23477653 has 2 divisors, whose sum is σ = 23477654. Its totient is φ = 23477652.

The previous prime is 23477651. The next prime is 23477681. The reversal of 23477653 is 35677432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13089924 + 10387729 = 3618^2 + 3223^2 .

It is a cyclic number.

It is not a de Polignac number, because 23477653 - 2¹ = 23477651 is a prime.

Together with 23477651, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23477651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11738826 + 11738827.

It is an arithmetic number, because the mean of its divisors is an integer number (11738827).

Almost surely, 2^23477653 is an apocalyptic number.

It is an amenable number.

23477653 is a deficient number, since it is larger than the sum of its proper divisors (1).

23477653 is an equidigital number, since it uses as much as digits as its factorization.

23477653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 37.

The square root of 23477653 is about 4845.3743921394. The cubic root of 23477653 is about 286.3418939278.

It can be divided in two parts, 2347 and 7653, that added together give a 4-th power (10000 = 10⁴).

The spelling of 23477653 in words is "twenty-three million, four hundred seventy-seven thousand, six hundred fifty-three".