5105311402 has 4 divisors (see below), whose sum is σ = 7657967106. Its totient is φ = 2552655700.

The previous prime is 5105311391. The next prime is 5105311417. The reversal of 5105311402 is 2041135015.

It is a happy number.

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., 3373170241 + 1732141161 = 58079^2 + 41619^2 .

It is a super-2 number, since 2×5105311402² = 52128409022782411208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276327849 + ... + 1276327852.

Almost surely, 2^5105311402 is an apocalyptic number.

5105311402 is a deficient number, since it is larger than the sum of its proper divisors (2552655704).

5105311402 is a wasteful number, since it uses less digits than its factorization.

5105311402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552655703.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 5105311402 is about 71451.4618604826. The cubic root of 5105311402 is about 1721.8979637044.

Adding to 5105311402 its reverse (2041135015), we get a palindrome (7146446417).

The spelling of 5105311402 in words is "five billion, one hundred five million, three hundred eleven thousand, four hundred two".