151263423 has 16 divisors (see below), whose sum is σ = 225442560. Its totient is φ = 100235448.

The previous prime is 151263419. The next prime is 151263451. The reversal of 151263423 is 324362151.

151263423 is a `hidden beast` number, since 1 + 5 + 1 + 2 + 634 + 23 = 666.

It is not a de Polignac number, because 151263423 - 2² = 151263419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151263323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12265 + ... + 21282.

It is an arithmetic number, because the mean of its divisors is an integer number (14090160).

Almost surely, 2^151263423 is an apocalyptic number.

151263423 is a deficient number, since it is larger than the sum of its proper divisors (74179137).

151263423 is a wasteful number, since it uses less digits than its factorization.

151263423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33723 (or 33717 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 151263423 is about 12298.9195866954. The cubic root of 151263423 is about 532.8168794364.

The spelling of 151263423 in words is "one hundred fifty-one million, two hundred sixty-three thousand, four hundred twenty-three".