2340131551 has 4 divisors (see below), whose sum is σ = 2389921632. Its totient is φ = 2290341472.

The previous prime is 2340131543. The next prime is 2340131611. The reversal of 2340131551 is 1551310432.

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 2340131551 - 2³ = 2340131543 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 (2340131531) 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, 24894970 + ... + 24895063.

It is an arithmetic number, because the mean of its divisors is an integer number (597480408).

Almost surely, 2^2340131551 is an apocalyptic number.

2340131551 is a deficient number, since it is larger than the sum of its proper divisors (49790081).

2340131551 is an equidigital number, since it uses as much as digits as its factorization.

2340131551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49790080.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 2340131551 is about 48374.9062117954. The cubic root of 2340131551 is about 1327.6392725707.

Adding to 2340131551 its reverse (1551310432), we get a palindrome (3891441983).

The spelling of 2340131551 in words is "two billion, three hundred forty million, one hundred thirty-one thousand, five hundred fifty-one".