4490154923 has 2 divisors, whose sum is σ = 4490154924. Its totient is φ = 4490154922.

The previous prime is 4490154887. The next prime is 4490154953. The reversal of 4490154923 is 3294510944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4490154923 - 2²⁶ = 4423046059 is a prime.

It is a super-2 number, since 2×4490154923² = 40322982465082271858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4490154953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2245077461 + 2245077462.

It is an arithmetic number, because the mean of its divisors is an integer number (2245077462).

Almost surely, 2^4490154923 is an apocalyptic number.

4490154923 is a deficient number, since it is larger than the sum of its proper divisors (1).

4490154923 is an equidigital number, since it uses as much as digits as its factorization.

4490154923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 4490154923 is about 67008.6182740698. The cubic root of 4490154923 is about 1649.7587554245.

The spelling of 4490154923 in words is "four billion, four hundred ninety million, one hundred fifty-four thousand, nine hundred twenty-three".