153402023 has 2 divisors, whose sum is σ = 153402024. Its totient is φ = 153402022.

The previous prime is 153402017. The next prime is 153402047. The reversal of 153402023 is 320204351.

It is a happy number.

153402023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (320204351) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 153402023 - 2⁶ = 153401959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153401986 and 153402004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153402013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76701011 + 76701012.

It is an arithmetic number, because the mean of its divisors is an integer number (76701012).

Almost surely, 2^153402023 is an apocalyptic number.

153402023 is a deficient number, since it is larger than the sum of its proper divisors (1).

153402023 is an equidigital number, since it uses as much as digits as its factorization.

153402023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 153402023 is about 12385.5570322856. The cubic root of 153402023 is about 535.3161702935.

Adding to 153402023 its reverse (320204351), we get a palindrome (473606374).

The spelling of 153402023 in words is "one hundred fifty-three million, four hundred two thousand, twenty-three".