1532343157 has 2 divisors, whose sum is σ = 1532343158. Its totient is φ = 1532343156.

The previous prime is 1532343133. The next prime is 1532343173. The reversal of 1532343157 is 7513432351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1506526596 + 25816561 = 38814^2 + 5081^2 .

It is a cyclic number.

It is not a de Polignac number, because 1532343157 - 2¹⁵ = 1532310389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1532343187) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766171578 + 766171579.

It is an arithmetic number, because the mean of its divisors is an integer number (766171579).

Almost surely, 2^1532343157 is an apocalyptic number.

It is an amenable number.

1532343157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1532343157 is an equidigital number, since it uses as much as digits as its factorization.

1532343157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 1532343157 is about 39145.1549620129. The cubic root of 1532343157 is about 1152.8832897138.

The spelling of 1532343157 in words is "one billion, five hundred thirty-two million, three hundred forty-three thousand, one hundred fifty-seven".