1234153357 has 2 divisors, whose sum is σ = 1234153358. Its totient is φ = 1234153356.

The previous prime is 1234153331. The next prime is 1234153367. The reversal of 1234153357 is 7533514321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096536996 + 137616361 = 33114^2 + 11731^2 .

It is a cyclic number.

It is not a de Polignac number, because 1234153357 - 2⁷ = 1234153229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1234153367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617076678 + 617076679.

It is an arithmetic number, because the mean of its divisors is an integer number (617076679).

Almost surely, 2^1234153357 is an apocalyptic number.

It is an amenable number.

1234153357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234153357 is an equidigital number, since it uses as much as digits as its factorization.

1234153357 is an evil number, because the sum of its binary digits is even.

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

The square root of 1234153357 is about 35130.5188831591. The cubic root of 1234153357 is about 1072.6458980360.

Adding to 1234153357 its reverse (7533514321), we get a palindrome (8767667678).

The spelling of 1234153357 in words is "one billion, two hundred thirty-four million, one hundred fifty-three thousand, three hundred fifty-seven".