1145754879361 has 4 divisors (see below), whose sum is σ = 1147945615792. Its totient is φ = 1143564142932.

The previous prime is 1145754879349. The next prime is 1145754879371. The reversal of 1145754879361 is 1639784575411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1145754879361 - 2⁵ = 1145754879329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1145754879361.

It is not an unprimeable number, because it can be changed into a prime (1145754879371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1095367431 + ... + 1095368476.

It is an arithmetic number, because the mean of its divisors is an integer number (286986403948).

Almost surely, 2^{1145754879361} is an apocalyptic number.

It is an amenable number.

1145754879361 is a deficient number, since it is larger than the sum of its proper divisors (2190736431).

1145754879361 is an equidigital number, since it uses as much as digits as its factorization.

1145754879361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2190736430.

The product of its digits is 25401600, while the sum is 61.

The spelling of 1145754879361 in words is "one trillion, one hundred forty-five billion, seven hundred fifty-four million, eight hundred seventy-nine thousand, three hundred sixty-one".