1157051741 has 2 divisors, whose sum is σ = 1157051742. Its totient is φ = 1157051740.

The previous prime is 1157051729. The next prime is 1157051747. The reversal of 1157051741 is 1471507511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1113623641 + 43428100 = 33371^2 + 6590^2 .

It is an emirp because it is prime and its reverse (1471507511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1157051741 is a prime.

It is a super-2 number, since 2×1157051741² = 2677537462702262162, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1157051698 and 1157051707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1157051747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 578525870 + 578525871.

It is an arithmetic number, because the mean of its divisors is an integer number (578525871).

Almost surely, 2^1157051741 is an apocalyptic number.

It is an amenable number.

1157051741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1157051741 is an equidigital number, since it uses as much as digits as its factorization.

1157051741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4900, while the sum is 32.

The square root of 1157051741 is about 34015.4632630514. The cubic root of 1157051741 is about 1049.8266504452.

The spelling of 1157051741 in words is "one billion, one hundred fifty-seven million, fifty-one thousand, seven hundred forty-one".