3480727157 has 2 divisors, whose sum is σ = 3480727158. Its totient is φ = 3480727156.

The previous prime is 3480727153. The next prime is 3480727171. The reversal of 3480727157 is 7517270843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2249699761 + 1231027396 = 47431^2 + 35086^2 .

It is a cyclic number.

It is not a de Polignac number, because 3480727157 - 2² = 3480727153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3480727153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740363578 + 1740363579.

It is an arithmetic number, because the mean of its divisors is an integer number (1740363579).

Almost surely, 2^3480727157 is an apocalyptic number.

It is an amenable number.

3480727157 is a deficient number, since it is larger than the sum of its proper divisors (1).

3480727157 is an equidigital number, since it uses as much as digits as its factorization.

3480727157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 44.

The square root of 3480727157 is about 58997.6877258762. The cubic root of 3480727157 is about 1515.5025119799.

The spelling of 3480727157 in words is "three billion, four hundred eighty million, seven hundred twenty-seven thousand, one hundred fifty-seven".