1149497367401 has 2 divisors, whose sum is σ = 1149497367402. Its totient is φ = 1149497367400.

The previous prime is 1149497367329. The next prime is 1149497367449. The reversal of 1149497367401 is 1047637949411.

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., 756212856025 + 393284511376 = 869605^2 + 627124^2 .

It is a cyclic number.

It is not a de Polignac number, because 1149497367401 - 2¹⁴ = 1149497351017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1149497367461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574748683700 + 574748683701.

It is an arithmetic number, because the mean of its divisors is an integer number (574748683701).

Almost surely, 2^{1149497367401} is an apocalyptic number.

It is an amenable number.

1149497367401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1149497367401 is an equidigital number, since it uses as much as digits as its factorization.

1149497367401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 1149497367401 in words is "one trillion, one hundred forty-nine billion, four hundred ninety-seven million, three hundred sixty-seven thousand, four hundred one".