157144033 has 2 divisors, whose sum is σ = 157144034. Its totient is φ = 157144032.

The previous prime is 157143967. The next prime is 157144037. The reversal of 157144033 is 330441751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109160704 + 47983329 = 10448^2 + 6927^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157144033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 157143992 and 157144010.

It is not a weakly prime, because it can be changed into another prime (157144037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78572016 + 78572017.

It is an arithmetic number, because the mean of its divisors is an integer number (78572017).

Almost surely, 2^157144033 is an apocalyptic number.

It is an amenable number.

157144033 is a deficient number, since it is larger than the sum of its proper divisors (1).

157144033 is an equidigital number, since it uses as much as digits as its factorization.

157144033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 157144033 is about 12535.7103109477. The cubic root of 157144033 is about 539.6339918045.

Adding to 157144033 its reverse (330441751), we get a palindrome (487585784).

The spelling of 157144033 in words is "one hundred fifty-seven million, one hundred forty-four thousand, thirty-three".