1203132001 has 16 divisors (see below), whose sum is σ = 1274549760. Its totient is φ = 1133383680.

The previous prime is 1203131999. The next prime is 1203132011. The reversal of 1203132001 is 1002313021.

It is a cyclic number.

It is not a de Polignac number, because 1203132001 - 2¹ = 1203131999 is a prime.

It is a super-2 number, since 2×1203132001² = 2895053223660528002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1203132011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1164181 + ... + 1165213.

It is an arithmetic number, because the mean of its divisors is an integer number (79659360).

Almost surely, 2^1203132001 is an apocalyptic number.

It is an amenable number.

1203132001 is a deficient number, since it is larger than the sum of its proper divisors (71417759).

1203132001 is a wasteful number, since it uses less digits than its factorization.

1203132001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1203132001 is about 34686.1932330430. The cubic root of 1203132001 is about 1063.5822792704.

Adding to 1203132001 its reverse (1002313021), we get a palindrome (2205445022).

The spelling of 1203132001 in words is "one billion, two hundred three million, one hundred thirty-two thousand, one".