1149245279977 has 16 divisors (see below), whose sum is σ = 1229681027520. Its totient is φ = 1070807860800.

The previous prime is 1149245279947. The next prime is 1149245279983. The reversal of 1149245279977 is 7799725429411.

It is a cyclic number.

It is not a de Polignac number, because 1149245279977 - 2¹⁹ = 1149244755689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1149245279947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13844598 + ... + 13927360.

It is an arithmetic number, because the mean of its divisors is an integer number (76855064220).

Almost surely, 2^{1149245279977} is an apocalyptic number.

It is an amenable number.

1149245279977 is a deficient number, since it is larger than the sum of its proper divisors (80435747543).

1149245279977 is a wasteful number, since it uses less digits than its factorization.

1149245279977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94824.

The product of its digits is 80015040, while the sum is 67.

The spelling of 1149245279977 in words is "one trillion, one hundred forty-nine billion, two hundred forty-five million, two hundred seventy-nine thousand, nine hundred seventy-seven".