153240077 has 2 divisors, whose sum is σ = 153240078. Its totient is φ = 153240076.

The previous prime is 153240041. The next prime is 153240079. The reversal of 153240077 is 770042351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97199881 + 56040196 = 9859^2 + 7486^2 .

It is a cyclic number.

It is not a de Polignac number, because 153240077 - 2²⁴ = 136462861 is a prime.

Together with 153240079, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153240079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76620038 + 76620039.

It is an arithmetic number, because the mean of its divisors is an integer number (76620039).

Almost surely, 2^153240077 is an apocalyptic number.

It is an amenable number.

153240077 is a deficient number, since it is larger than the sum of its proper divisors (1).

153240077 is an equidigital number, since it uses as much as digits as its factorization.

153240077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 153240077 is about 12379.0176104568. The cubic root of 153240077 is about 535.1277268044.

The spelling of 153240077 in words is "one hundred fifty-three million, two hundred forty thousand, seventy-seven".