1202003040 has 96 divisors (see below), whose sum is σ = 4327223040. Its totient is φ = 274742784.

The previous prime is 1202003039. The next prime is 1202003093. The reversal of 1202003040 is 403002021.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×1202003040² = 2889622616338483200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175510 + ... + 182229.

It is an arithmetic number, because the mean of its divisors is an integer number (45075240).

Almost surely, 2^1202003040 is an apocalyptic number.

1202003040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202003040 is an abundant number, since it is smaller than the sum of its proper divisors (3125220000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1202003040 is a wasteful number, since it uses less digits than its factorization.

1202003040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357764 (or 357756 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1202003040 is about 34669.9154887923. The cubic root of 1202003040 is about 1063.2495037364.

Adding to 1202003040 its reverse (403002021), we get a palindrome (1605005061).

The spelling of 1202003040 in words is "one billion, two hundred two million, three thousand, forty".