11408623 has 2 divisors, whose sum is σ = 11408624. Its totient is φ = 11408622.

The previous prime is 11408609. The next prime is 11408633. The reversal of 11408623 is 32680411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11408623 is a prime.

It is a super-2 number, since 2×11408623² = 260313357512258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11408603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5704311 + 5704312.

It is an arithmetic number, because the mean of its divisors is an integer number (5704312).

Almost surely, 2^11408623 is an apocalyptic number.

11408623 is a deficient number, since it is larger than the sum of its proper divisors (1).

11408623 is an equidigital number, since it uses as much as digits as its factorization.

11408623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 11408623 is about 3377.6653179378. The cubic root of 11408623 is about 225.1184429889.

The spelling of 11408623 in words is "eleven million, four hundred eight thousand, six hundred twenty-three".