240241151 has 4 divisors (see below), whose sum is σ = 241832304. Its totient is φ = 238650000.

The previous prime is 240241147. The next prime is 240241159. The reversal of 240241151 is 151142042.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151142042 = 2 ⋅75571021.

It is a cyclic number.

It is not a de Polignac number, because 240241151 - 2² = 240241147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240241159) 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, 795350 + ... + 795651.

It is an arithmetic number, because the mean of its divisors is an integer number (60458076).

Almost surely, 2^240241151 is an apocalyptic number.

240241151 is a deficient number, since it is larger than the sum of its proper divisors (1591153).

240241151 is a wasteful number, since it uses less digits than its factorization.

240241151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591152.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 240241151 is about 15499.7145457586. The cubic root of 240241151 is about 621.6545738012.

Adding to 240241151 its reverse (151142042), we get a palindrome (391383193).

The spelling of 240241151 in words is "two hundred forty million, two hundred forty-one thousand, one hundred fifty-one".