152353121 has 2 divisors, whose sum is σ = 152353122. Its totient is φ = 152353120.

The previous prime is 152353049. The next prime is 152353139. The reversal of 152353121 is 121353251.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149793121 + 2560000 = 12239^2 + 1600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152353121 is a prime.

It is a super-2 number, since 2×152353121² = 46422946956881282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (152353151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76176560 + 76176561.

It is an arithmetic number, because the mean of its divisors is an integer number (76176561).

Almost surely, 2^152353121 is an apocalyptic number.

It is an amenable number.

152353121 is a deficient number, since it is larger than the sum of its proper divisors (1).

152353121 is an equidigital number, since it uses as much as digits as its factorization.

152353121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 900, while the sum is 23.

The square root of 152353121 is about 12343.1406457190. The cubic root of 152353121 is about 534.0932858484.

The spelling of 152353121 in words is "one hundred fifty-two million, three hundred fifty-three thousand, one hundred twenty-one".