235453203523 has 2 divisors, whose sum is σ = 235453203524. Its totient is φ = 235453203522.

The previous prime is 235453203451. The next prime is 235453203529. The reversal of 235453203523 is 325302354532.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-235453203523 is a prime.

It is a super-2 number, since 2×235453203523² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (235453203529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117726601761 + 117726601762.

It is an arithmetic number, because the mean of its divisors is an integer number (117726601762).

Almost surely, 2^235453203523 is an apocalyptic number.

235453203523 is a deficient number, since it is larger than the sum of its proper divisors (1).

235453203523 is an equidigital number, since it uses as much as digits as its factorization.

235453203523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 37.

It can be divided in two parts, 235453 and 203523, that added together give a cube (438976 = 76³).

The spelling of 235453203523 in words is "two hundred thirty-five billion, four hundred fifty-three million, two hundred three thousand, five hundred twenty-three".