151032423 has 4 divisors (see below), whose sum is σ = 201376568. Its totient is φ = 100688280.

The previous prime is 151032419. The next prime is 151032449. The reversal of 151032423 is 324230151.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 151032423 - 2² = 151032419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 151032423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151032023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25172068 + ... + 25172073.

It is an arithmetic number, because the mean of its divisors is an integer number (50344142).

Almost surely, 2^151032423 is an apocalyptic number.

151032423 is a deficient number, since it is larger than the sum of its proper divisors (50344145).

151032423 is an equidigital number, since it uses as much as digits as its factorization.

151032423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50344144.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 151032423 is about 12289.5249297929. The cubic root of 151032423 is about 532.5455130928.

Adding to 151032423 its reverse (324230151), we get a palindrome (475262574).

It can be divided in two parts, 1510 and 32423, that added together give a palindrome (33933).

The spelling of 151032423 in words is "one hundred fifty-one million, thirty-two thousand, four hundred twenty-three".