1234352857 has 2 divisors, whose sum is σ = 1234352858. Its totient is φ = 1234352856.

The previous prime is 1234352851. The next prime is 1234352863. The reversal of 1234352857 is 7582534321.

It is a balanced prime because it is at equal distance from previous prime (1234352851) and next prime (1234352863).

It can be written as a sum of positive squares in only one way, i.e., 745235401 + 489117456 = 27299^2 + 22116^2 .

It is a cyclic number.

It is not a de Polignac number, because 1234352857 - 2⁷ = 1234352729 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234352851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617176428 + 617176429.

It is an arithmetic number, because the mean of its divisors is an integer number (617176429).

Almost surely, 2^1234352857 is an apocalyptic number.

It is an amenable number.

1234352857 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234352857 is an equidigital number, since it uses as much as digits as its factorization.

1234352857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The square root of 1234352857 is about 35133.3581799406. The cubic root of 1234352857 is about 1072.7036924006.

The spelling of 1234352857 in words is "one billion, two hundred thirty-four million, three hundred fifty-two thousand, eight hundred fifty-seven".