6318342154 has 4 divisors (see below), whose sum is σ = 9477513234. Its totient is φ = 3159171076.

The previous prime is 6318342139. The next prime is 6318342193. The reversal of 6318342154 is 4512438136.

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., 3580227225 + 2738114929 = 59835^2 + 52327^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1579585537 + ... + 1579585540.

Almost surely, 2^6318342154 is an apocalyptic number.

6318342154 is a deficient number, since it is larger than the sum of its proper divisors (3159171080).

6318342154 is a wasteful number, since it uses less digits than its factorization.

6318342154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159171079.

The product of its digits is 69120, while the sum is 37.

The square root of 6318342154 is about 79488.0000629026. Note that the first 4 decimals coincide. The cubic root of 6318342154 is about 1848.7054155981.

The spelling of 6318342154 in words is "six billion, three hundred eighteen million, three hundred forty-two thousand, one hundred fifty-four".