152333021 has 2 divisors, whose sum is σ = 152333022. Its totient is φ = 152333020.

The previous prime is 152333003. The next prime is 152333029. The reversal of 152333021 is 120333251.

152333021 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., 84088900 + 68244121 = 9170^2 + 8261^2 .

It is a cyclic number.

It is not a de Polignac number, because 152333021 - 2²² = 148138717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 152332984 and 152333002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152333029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76166510 + 76166511.

It is an arithmetic number, because the mean of its divisors is an integer number (76166511).

Almost surely, 2^152333021 is an apocalyptic number.

It is an amenable number.

152333021 is a deficient number, since it is larger than the sum of its proper divisors (1).

152333021 is an equidigital number, since it uses as much as digits as its factorization.

152333021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 152333021 is about 12342.3264014528. The cubic root of 152333021 is about 534.0697971114.

Adding to 152333021 its reverse (120333251), we get a palindrome (272666272).

The spelling of 152333021 in words is "one hundred fifty-two million, three hundred thirty-three thousand, twenty-one".