3126523349 has 2 divisors, whose sum is σ = 3126523350. Its totient is φ = 3126523348.

The previous prime is 3126523343. The next prime is 3126523357. The reversal of 3126523349 is 9433256213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2620723249 + 505800100 = 51193^2 + 22490^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3126523349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3126523343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563261674 + 1563261675.

It is an arithmetic number, because the mean of its divisors is an integer number (1563261675).

Almost surely, 2^3126523349 is an apocalyptic number.

It is an amenable number.

3126523349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3126523349 is an equidigital number, since it uses as much as digits as its factorization.

3126523349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 116640, while the sum is 38.

The square root of 3126523349 is about 55915.3230250886. The cubic root of 3126523349 is about 1462.2463931551.

The spelling of 3126523349 in words is "three billion, one hundred twenty-six million, five hundred twenty-three thousand, three hundred forty-nine".