1402004311 has 4 divisors (see below), whose sum is σ = 1406483872. Its totient is φ = 1397524752.

The previous prime is 1402004299. The next prime is 1402004321. The reversal of 1402004311 is 1134002041.

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 1402004311 - 2⁷ = 1402004183 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 (1402004321) 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, 2239311 + ... + 2239936.

It is an arithmetic number, because the mean of its divisors is an integer number (351620968).

Almost surely, 2^1402004311 is an apocalyptic number.

1402004311 is a deficient number, since it is larger than the sum of its proper divisors (4479561).

1402004311 is an equidigital number, since it uses as much as digits as its factorization.

1402004311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479560.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1402004311 is about 37443.3480207099. The cubic root of 1402004311 is about 1119.2225447924. Note that the first 3 decimals are identical.

Adding to 1402004311 its reverse (1134002041), we get a palindrome (2536006352).

The spelling of 1402004311 in words is "one billion, four hundred two million, four thousand, three hundred eleven".