1201403152 has 20 divisors (see below), whose sum is σ = 2371639500. Its totient is φ = 589367168.

The previous prime is 1201403131. The next prime is 1201403167. The reversal of 1201403152 is 2513041021.

It can be written as a sum of positive squares in 2 ways, for example, as 884705536 + 316697616 = 29744^2 + 17796^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707527 + ... + 709222.

It is an arithmetic number, because the mean of its divisors is an integer number (118581975).

Almost surely, 2^1201403152 is an apocalyptic number.

It is an amenable number.

1201403152 is a deficient number, since it is larger than the sum of its proper divisors (1170236348).

1201403152 is a wasteful number, since it uses less digits than its factorization.

1201403152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416810 (or 1416804 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1201403152 is about 34661.2629891064. The cubic root of 1201403152 is about 1063.0725943791.

Adding to 1201403152 its reverse (2513041021), we get a palindrome (3714444173).

The spelling of 1201403152 in words is "one billion, two hundred one million, four hundred three thousand, one hundred fifty-two".