423154497 has 16 divisors (see below), whose sum is σ = 601964352. Its totient is φ = 263477760.

The previous prime is 423154477. The next prime is 423154517. The reversal of 423154497 is 794451324.

It is an interprime number because it is at equal distance from previous prime (423154477) and next prime (423154517).

It is not a de Polignac number, because 423154497 - 2¹⁵ = 423121729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423154427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24988 + ... + 38349.

It is an arithmetic number, because the mean of its divisors is an integer number (37622772).

Almost surely, 2^423154497 is an apocalyptic number.

It is an amenable number.

423154497 is a deficient number, since it is larger than the sum of its proper divisors (178809855).

423154497 is a wasteful number, since it uses less digits than its factorization.

423154497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63488.

The product of its digits is 120960, while the sum is 39.

The square root of 423154497 is about 20570.7194089074. The cubic root of 423154497 is about 750.7574552024.

The spelling of 423154497 in words is "four hundred twenty-three million, one hundred fifty-four thousand, four hundred ninety-seven".