6254121634 has 4 divisors (see below), whose sum is σ = 9381182454. Its totient is φ = 3127060816.

The previous prime is 6254121631. The next prime is 6254121641. The reversal of 6254121634 is 4361214526.

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., 6044596009 + 209525625 = 77747^2 + 14475^2 .

It is a super-2 number, since 2×6254121634² = 78228074825733659912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6254121634.

It is not an unprimeable number, because it can be changed into a prime (6254121631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563530407 + ... + 1563530410.

Almost surely, 2^6254121634 is an apocalyptic number.

6254121634 is a deficient number, since it is larger than the sum of its proper divisors (3127060820).

6254121634 is a wasteful number, since it uses less digits than its factorization.

6254121634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127060819.

The product of its digits is 34560, while the sum is 34.

The square root of 6254121634 is about 79083.0047102410. The cubic root of 6254121634 is about 1842.4205731308.

The spelling of 6254121634 in words is "six billion, two hundred fifty-four million, one hundred twenty-one thousand, six hundred thirty-four".