4921370139 has 32 divisors (see below), whose sum is σ = 8023375360. Its totient is φ = 2620512000.

The previous prime is 4921370131. The next prime is 4921370147. The reversal of 4921370139 is 9310731294.

It is an interprime number because it is at equal distance from previous prime (4921370131) and next prime (4921370147).

It is not a de Polignac number, because 4921370139 - 2³ = 4921370131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4921370097 and 4921370106.

It is not an unprimeable number, because it can be changed into a prime (4921370131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76762 + ... + 125439.

It is an arithmetic number, because the mean of its divisors is an integer number (250730480).

Almost surely, 2^4921370139 is an apocalyptic number.

4921370139 is a deficient number, since it is larger than the sum of its proper divisors (3102005221).

4921370139 is a wasteful number, since it uses less digits than its factorization.

4921370139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202291.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 4921370139 is about 70152.4777823278. The cubic root of 4921370139 is about 1700.9648662250.

The spelling of 4921370139 in words is "four billion, nine hundred twenty-one million, three hundred seventy thousand, one hundred thirty-nine".