9614399749 has 2 divisors, whose sum is σ = 9614399750. Its totient is φ = 9614399748.

The previous prime is 9614399723. The next prime is 9614399789. The reversal of 9614399749 is 9479934169.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5143471524 + 4470928225 = 71718^2 + 66865^2 .

It is a cyclic number.

It is not a de Polignac number, because 9614399749 - 2⁷ = 9614399621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9614399719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4807199874 + 4807199875.

It is an arithmetic number, because the mean of its divisors is an integer number (4807199875).

Almost surely, 2^9614399749 is an apocalyptic number.

It is an amenable number.

9614399749 is a deficient number, since it is larger than the sum of its proper divisors (1).

9614399749 is an equidigital number, since it uses as much as digits as its factorization.

9614399749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13226976, while the sum is 61.

The square root of 9614399749 is about 98053.0455875798. The cubic root of 9614399749 is about 2126.3792475432.

The spelling of 9614399749 in words is "nine billion, six hundred fourteen million, three hundred ninety-nine thousand, seven hundred forty-nine".