235420153 has 2 divisors, whose sum is σ = 235420154. Its totient is φ = 235420152.

The previous prime is 235420123. The next prime is 235420181. The reversal of 235420153 is 351024532.

235420153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122146704 + 113273449 = 11052^2 + 10643^2 .

It is a cyclic number.

It is not a de Polignac number, because 235420153 - 2²¹ = 233323001 is a prime.

It is not a weakly prime, because it can be changed into another prime (235420103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117710076 + 117710077.

It is an arithmetic number, because the mean of its divisors is an integer number (117710077).

Almost surely, 2^235420153 is an apocalyptic number.

It is an amenable number.

235420153 is a deficient number, since it is larger than the sum of its proper divisors (1).

235420153 is an equidigital number, since it uses as much as digits as its factorization.

235420153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 235420153 is about 15343.4074768286. The cubic root of 235420153 is about 617.4681286309.

Adding to 235420153 its reverse (351024532), we get a palindrome (586444685).

The spelling of 235420153 in words is "two hundred thirty-five million, four hundred twenty thousand, one hundred fifty-three".