1072341157 has 2 divisors, whose sum is σ = 1072341158. Its totient is φ = 1072341156.

The previous prime is 1072341131. The next prime is 1072341163. The reversal of 1072341157 is 7511432701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 953944996 + 118396161 = 30886^2 + 10881^2 .

It is a cyclic number.

It is not a de Polignac number, because 1072341157 - 2¹¹ = 1072339109 is a prime.

It is a super-2 number, since 2×1072341157² = 2299831113992197298, which contains 22 as substring.

It is a zygodrome in base 4.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1072342157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536170578 + 536170579.

It is an arithmetic number, because the mean of its divisors is an integer number (536170579).

Almost surely, 2^1072341157 is an apocalyptic number.

It is an amenable number.

1072341157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1072341157 is an equidigital number, since it uses as much as digits as its factorization.

1072341157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 1072341157 is about 32746.6205431950. The cubic root of 1072341157 is about 1023.5545462018.

Adding to 1072341157 its reverse (7511432701), we get a palindrome (8583773858).

The spelling of 1072341157 in words is "one billion, seventy-two million, three hundred forty-one thousand, one hundred fifty-seven".