1157774052371 has 4 divisors (see below), whose sum is σ = 1208112054672. Its totient is φ = 1107436050072.

The previous prime is 1157774052353. The next prime is 1157774052403. The reversal of 1157774052371 is 1732504777511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1157774052371 - 2²² = 1157769858067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1157774052301) 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, 25169001116 + ... + 25169001161.

It is an arithmetic number, because the mean of its divisors is an integer number (302028013668).

Almost surely, 2^{1157774052371} is an apocalyptic number.

1157774052371 is a deficient number, since it is larger than the sum of its proper divisors (50338002301).

1157774052371 is an equidigital number, since it uses as much as digits as its factorization.

1157774052371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50338002300.

The product of its (nonzero) digits is 1440600, while the sum is 50.

The spelling of 1157774052371 in words is "one trillion, one hundred fifty-seven billion, seven hundred seventy-four million, fifty-two thousand, three hundred seventy-one".