1234360649 has 2 divisors, whose sum is σ = 1234360650. Its totient is φ = 1234360648.

The previous prime is 1234360597. The next prime is 1234360657. The reversal of 1234360649 is 9460634321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 709263424 + 525097225 = 26632^2 + 22915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234360649 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234360349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617180324 + 617180325.

It is an arithmetic number, because the mean of its divisors is an integer number (617180325).

Almost surely, 2^1234360649 is an apocalyptic number.

It is an amenable number.

1234360649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234360649 is an equidigital number, since it uses as much as digits as its factorization.

1234360649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 1234360649 is about 35133.4690715278. The cubic root of 1234360649 is about 1072.7059495859.

The spelling of 1234360649 in words is "one billion, two hundred thirty-four million, three hundred sixty thousand, six hundred forty-nine".