2455151 has 4 divisors (see below), whose sum is σ = 2476992. Its totient is φ = 2433312.

The previous prime is 2455147. The next prime is 2455183. The reversal of 2455151 is 1515542.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2455151 - 2² = 2455147 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2451151) 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, 10751 + ... + 10976.

It is an arithmetic number, because the mean of its divisors is an integer number (619248).

2^2455151 is an apocalyptic number.

2455151 is a deficient number, since it is larger than the sum of its proper divisors (21841).

2455151 is a wasteful number, since it uses less digits than its factorization.

2455151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21840.

The product of its digits is 1000, while the sum is 23.

The square root of 2455151 is about 1566.8921468946. The cubic root of 2455151 is about 134.9043858864.

The spelling of 2455151 in words is "two million, four hundred fifty-five thousand, one hundred fifty-one".