4938512129 has 6 divisors (see below), whose sum is σ = 5212114290. Its totient is φ = 4678590096.

The previous prime is 4938512113. The next prime is 4938512147. The reversal of 4938512129 is 9212158394.

It can be written as a sum of positive squares in only one way, i.e., 4896780529 + 41731600 = 69977^2 + 6460^2 .

It is not a de Polignac number, because 4938512129 - 2⁴ = 4938512113 is a prime.

It is a super-2 number, since 2×4938512129² = 48777804096560225282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4938512129.

It is not an unprimeable number, because it can be changed into a prime (4938511129) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6839684 + ... + 6840405.

It is an arithmetic number, because the mean of its divisors is an integer number (868685715).

Almost surely, 2^4938512129 is an apocalyptic number.

It is an amenable number.

4938512129 is a deficient number, since it is larger than the sum of its proper divisors (273602161).

4938512129 is a wasteful number, since it uses less digits than its factorization.

4938512129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13680127 (or 13680108 counting only the distinct ones).

The product of its digits is 155520, while the sum is 44.

The square root of 4938512129 is about 70274.5482304938. The cubic root of 4938512129 is about 1702.9374966932.

The spelling of 4938512129 in words is "four billion, nine hundred thirty-eight million, five hundred twelve thousand, one hundred twenty-nine".