151552441 has 4 divisors (see below), whose sum is σ = 155248884. Its totient is φ = 147856000.

The previous prime is 151552421. The next prime is 151552447. The reversal of 151552441 is 144255151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 144255151 = 9391 ⋅15361.

It can be written as a sum of positive squares in 2 ways, for example, as 9585216 + 141967225 = 3096^2 + 11915^2 .

It is a cyclic number.

It is not a de Polignac number, because 151552441 - 2⁹ = 151551929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (151552447) 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, 1848160 + ... + 1848241.

It is an arithmetic number, because the mean of its divisors is an integer number (38812221).

Almost surely, 2^151552441 is an apocalyptic number.

It is an amenable number.

151552441 is a deficient number, since it is larger than the sum of its proper divisors (3696443).

151552441 is an equidigital number, since it uses as much as digits as its factorization.

151552441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3696442.

The product of its digits is 4000, while the sum is 28.

The square root of 151552441 is about 12310.6637107834. The cubic root of 151552441 is about 533.1560134045.

It can be divided in two parts, 1515 and 52441, that added together give a triangular number (53956 = T₃₂₈).

The spelling of 151552441 in words is "one hundred fifty-one million, five hundred fifty-two thousand, four hundred forty-one".