4551552139 has 2 divisors, whose sum is σ = 4551552140. Its totient is φ = 4551552138.

The previous prime is 4551552119. The next prime is 4551552143. The reversal of 4551552139 is 9312551554.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4551552139 is a prime.

It is not a weakly prime, because it can be changed into another prime (4551552119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2275776069 + 2275776070.

It is an arithmetic number, because the mean of its divisors is an integer number (2275776070).

Almost surely, 2^4551552139 is an apocalyptic number.

4551552139 is a deficient number, since it is larger than the sum of its proper divisors (1).

4551552139 is an equidigital number, since it uses as much as digits as its factorization.

4551552139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 135000, while the sum is 40.

The square root of 4551552139 is about 67465.1920548663. The cubic root of 4551552139 is about 1657.2441984330.

The spelling of 4551552139 in words is "four billion, five hundred fifty-one million, five hundred fifty-two thousand, one hundred thirty-nine".