1374510157 has 2 divisors, whose sum is σ = 1374510158. Its totient is φ = 1374510156.

The previous prime is 1374510149. The next prime is 1374510161. The reversal of 1374510157 is 7510154731.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 795578436 + 578931721 = 28206^2 + 24061^2 .

It is an emirp because it is prime and its reverse (7510154731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1374510157 - 2³ = 1374510149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1374513157) 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, 687255078 + 687255079.

It is an arithmetic number, because the mean of its divisors is an integer number (687255079).

Almost surely, 2^1374510157 is an apocalyptic number.

It is an amenable number.

1374510157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1374510157 is an equidigital number, since it uses as much as digits as its factorization.

1374510157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 1374510157 is about 37074.3868054483. The cubic root of 1374510157 is about 1111.8579809851.

Adding to 1374510157 its reverse (7510154731), we get a palindrome (8884664888).

The spelling of 1374510157 in words is "one billion, three hundred seventy-four million, five hundred ten thousand, one hundred fifty-seven".