900671623 has 2 divisors, whose sum is σ = 900671624. Its totient is φ = 900671622.

The previous prime is 900671599. The next prime is 900671627. The reversal of 900671623 is 326176009.

It is a strong prime.

It is an emirp because it is prime and its reverse (326176009) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 900671623 - 2⁹ = 900671111 is a prime.

It is a super-2 number, since 2×900671623² = 1622418744954908258, which contains 22 as substring.

It is equal to p_46041919 and since 900671623 and 46041919 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 (900671627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450335811 + 450335812.

It is an arithmetic number, because the mean of its divisors is an integer number (450335812).

Almost surely, 2^900671623 is an apocalyptic number.

900671623 is a deficient number, since it is larger than the sum of its proper divisors (1).

900671623 is an equidigital number, since it uses as much as digits as its factorization.

900671623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 900671623 is about 30011.1916291240. The cubic root of 900671623 is about 965.7294896588.

The spelling of 900671623 in words is "nine hundred million, six hundred seventy-one thousand, six hundred twenty-three".