153102442 has 8 divisors (see below), whose sum is σ = 243162756. Its totient is φ = 72048192.

The previous prime is 153102431. The next prime is 153102449. The reversal of 153102442 is 244201351.

It can be written as a sum of positive squares in 2 ways, for example, as 144216081 + 8886361 = 12009^2 + 2981^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (153102449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2251473 + ... + 2251540.

Almost surely, 2^153102442 is an apocalyptic number.

153102442 is a deficient number, since it is larger than the sum of its proper divisors (90060314).

153102442 is a wasteful number, since it uses less digits than its factorization.

153102442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4503032.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 153102442 is about 12373.4571563488. The cubic root of 153102442 is about 534.9674676698.

Adding to 153102442 its reverse (244201351), we get a palindrome (397303793).

The spelling of 153102442 in words is "one hundred fifty-three million, one hundred two thousand, four hundred forty-two".