2942151 has 4 divisors (see below), whose sum is σ = 3922872. Its totient is φ = 1961432.

The previous prime is 2942141. The next prime is 2942161. The reversal of 2942151 is 1512492.

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

It is an interprime number because it is at equal distance from previous prime (2942141) and next prime (2942161).

It is a cyclic number.

It is not a de Polignac number, because 2942151 - 2¹⁵ = 2909383 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942141) 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, 490356 + ... + 490361.

It is an arithmetic number, because the mean of its divisors is an integer number (980718).

2^2942151 is an apocalyptic number.

2942151 is a deficient number, since it is larger than the sum of its proper divisors (980721).

2942151 is an equidigital number, since it uses as much as digits as its factorization.

2942151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980720.

The product of its digits is 720, while the sum is 24.

The square root of 2942151 is about 1715.2699495998. The cubic root of 2942151 is about 143.2919037765.

The spelling of 2942151 in words is "two million, nine hundred forty-two thousand, one hundred fifty-one".