42623411 has 2 divisors, whose sum is σ = 42623412. Its totient is φ = 42623410.

The previous prime is 42623353. The next prime is 42623431. The reversal of 42623411 is 11432624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42623411 - 2¹⁰ = 42622387 is a prime.

It is not a weakly prime, because it can be changed into another prime (42623431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21311705 + 21311706.

It is an arithmetic number, because the mean of its divisors is an integer number (21311706).

Almost surely, 2^42623411 is an apocalyptic number.

42623411 is a deficient number, since it is larger than the sum of its proper divisors (1).

42623411 is an equidigital number, since it uses as much as digits as its factorization.

42623411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1152, while the sum is 23.

The square root of 42623411 is about 6528.6607355567. The cubic root of 42623411 is about 349.3140606375.

It can be divided in two parts, 42623 and 411, that added together give a palindrome (43034).

The spelling of 42623411 in words is "forty-two million, six hundred twenty-three thousand, four hundred eleven".