1423235151 has 32 divisors (see below), whose sum is σ = 2292792320. Its totient is φ = 867311712.

The previous prime is 1423235057. The next prime is 1423235161. The reversal of 1423235151 is 1515323241.

1423235151 is a `hidden beast` number, since 1 + 423 + 235 + 1 + 5 + 1 = 666.

It is not a de Polignac number, because 1423235151 - 2¹⁸ = 1422973007 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 (1423235161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16470 + ... + 55836.

It is an arithmetic number, because the mean of its divisors is an integer number (71649760).

Almost surely, 2^1423235151 is an apocalyptic number.

1423235151 is a deficient number, since it is larger than the sum of its proper divisors (869557169).

1423235151 is a wasteful number, since it uses less digits than its factorization.

1423235151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39492 (or 39486 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1423235151 is about 37725.7889380726. The cubic root of 1423235151 is about 1124.8438040924.

Adding to 1423235151 its reverse (1515323241), we get a palindrome (2938558392).

The spelling of 1423235151 in words is "one billion, four hundred twenty-three million, two hundred thirty-five thousand, one hundred fifty-one".