5402402111 has 4 divisors (see below), whose sum is σ = 5405291424. Its totient is φ = 5399512800.

The previous prime is 5402402101. The next prime is 5402402113. The reversal of 5402402111 is 1112042045.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5402402111 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 (5402402113) 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, 1441850 + ... + 1445591.

It is an arithmetic number, because the mean of its divisors is an integer number (1351322856).

Almost surely, 2^5402402111 is an apocalyptic number.

5402402111 is a deficient number, since it is larger than the sum of its proper divisors (2889313).

5402402111 is a wasteful number, since it uses less digits than its factorization.

5402402111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889312.

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

The square root of 5402402111 is about 73501.0347614236. The cubic root of 5402402111 is about 1754.6707456666.

Adding to 5402402111 its reverse (1112042045), we get a palindrome (6514444156).

The spelling of 5402402111 in words is "five billion, four hundred two million, four hundred two thousand, one hundred eleven".