151420551 has 8 divisors (see below), whose sum is σ = 201951360. Its totient is φ = 100918392.

The previous prime is 151420543. The next prime is 151420561. The reversal of 151420551 is 155024151.

151420551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 151420551 - 2³ = 151420543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151420531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14760 + ... + 22818.

It is an arithmetic number, because the mean of its divisors is an integer number (25243920).

Almost surely, 2^151420551 is an apocalyptic number.

151420551 is a deficient number, since it is larger than the sum of its proper divisors (50530809).

151420551 is an equidigital number, since it uses as much as digits as its factorization.

151420551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14325.

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 151420551 is about 12305.3058068461. The cubic root of 151420551 is about 533.0013070989.

The spelling of 151420551 in words is "one hundred fifty-one million, four hundred twenty thousand, five hundred fifty-one".