1145621070077 has 4 divisors (see below), whose sum is σ = 1249768440096. Its totient is φ = 1041473700060.

The previous prime is 1145621070071. The next prime is 1145621070109. The reversal of 1145621070077 is 7700701265411.

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 1145621070077 - 2²² = 1145616875773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145621070071) 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, 52073684993 + ... + 52073685014.

It is an arithmetic number, because the mean of its divisors is an integer number (312442110024).

Almost surely, 2^{1145621070077} is an apocalyptic number.

It is an amenable number.

1145621070077 is a deficient number, since it is larger than the sum of its proper divisors (104147370019).

1145621070077 is a wasteful number, since it uses less digits than its factorization.

1145621070077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104147370018.

The product of its (nonzero) digits is 82320, while the sum is 41.

The spelling of 1145621070077 in words is "one trillion, one hundred forty-five billion, six hundred twenty-one million, seventy thousand, seventy-seven".