1235113450357 has 2 divisors, whose sum is σ = 1235113450358. Its totient is φ = 1235113450356.

The previous prime is 1235113450339. The next prime is 1235113450397. The reversal of 1235113450357 is 7530543115321.

It is an a-pointer prime, because the next prime (1235113450397) can be obtained adding 1235113450357 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 982400127921 + 252713322436 = 991161^2 + 502706^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1235113450357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1235113450397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617556725178 + 617556725179.

It is an arithmetic number, because the mean of its divisors is an integer number (617556725179).

Almost surely, 2^{1235113450357} is an apocalyptic number.

It is an amenable number.

1235113450357 is a deficient number, since it is larger than the sum of its proper divisors (1).

1235113450357 is an equidigital number, since it uses as much as digits as its factorization.

1235113450357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189000, while the sum is 40.

Adding to 1235113450357 its reverse (7530543115321), we get a palindrome (8765656565678).

The spelling of 1235113450357 in words is "one trillion, two hundred thirty-five billion, one hundred thirteen million, four hundred fifty thousand, three hundred fifty-seven".