1201233153 has 8 divisors (see below), whose sum is σ = 1601805600. Its totient is φ = 800741408.

The previous prime is 1201233139. The next prime is 1201233179. The reversal of 1201233153 is 3513321021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201233153 - 2¹⁰ = 1201232129 is a prime.

It is a super-2 number, since 2×1201233153² = 2885922175732642818, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1201233113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41458 + ... + 64196.

It is an arithmetic number, because the mean of its divisors is an integer number (200225700).

Almost surely, 2^1201233153 is an apocalyptic number.

It is an amenable number.

1201233153 is a deficient number, since it is larger than the sum of its proper divisors (400572447).

1201233153 is a wasteful number, since it uses less digits than its factorization.

1201233153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40351.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 1201233153 is about 34658.8106114448. The cubic root of 1201233153 is about 1063.0224502893.

Adding to 1201233153 its reverse (3513321021), we get a palindrome (4714554174).

The spelling of 1201233153 in words is "one billion, two hundred one million, two hundred thirty-three thousand, one hundred fifty-three".