423151011 has 12 divisors (see below), whose sum is σ = 624223392. Its totient is φ = 276098256.

The previous prime is 423150989. The next prime is 423151021. The reversal of 423151011 is 110151324.

It is not a de Polignac number, because 423151011 - 2¹⁵ = 423118243 is a prime.

It is a super-2 number, since 2×423151011² = 358113556220644242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423151021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 499756 + ... + 500601.

It is an arithmetic number, because the mean of its divisors is an integer number (52018616).

Almost surely, 2^423151011 is an apocalyptic number.

423151011 is a deficient number, since it is larger than the sum of its proper divisors (201072381).

423151011 is a wasteful number, since it uses less digits than its factorization.

423151011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000410 (or 1000407 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 423151011 is about 20570.6346766452. The cubic root of 423151011 is about 750.7553935853.

The spelling of 423151011 in words is "four hundred twenty-three million, one hundred fifty-one thousand, eleven".