2511332042 has 4 divisors (see below), whose sum is σ = 3766998066. Its totient is φ = 1255666020.

The previous prime is 2511332039. The next prime is 2511332063. The reversal of 2511332042 is 2402331152.

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

It can be written as a sum of positive squares in only one way, i.e., 1880870161 + 630461881 = 43369^2 + 25109^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2511331999 and 2511332017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 627833009 + ... + 627833012.

Almost surely, 2^2511332042 is an apocalyptic number.

2511332042 is a deficient number, since it is larger than the sum of its proper divisors (1255666024).

2511332042 is a wasteful number, since it uses less digits than its factorization.

2511332042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255666023.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2511332042 is about 50113.1922950434. The cubic root of 2511332042 is about 1359.2563772841.

Adding to 2511332042 its reverse (2402331152), we get a palindrome (4913663194).

The spelling of 2511332042 in words is "two billion, five hundred eleven million, three hundred thirty-two thousand, forty-two".