1240353004 has 12 divisors (see below), whose sum is σ = 2367946728. Its totient is φ = 563796800.

The previous prime is 1240352989. The next prime is 1240353007. The reversal of 1240353004 is 4003530421.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1240353007) 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, 14094877 + ... + 14094964.

It is an arithmetic number, because the mean of its divisors is an integer number (197328894).

Almost surely, 2^1240353004 is an apocalyptic number.

It is an amenable number.

1240353004 is a deficient number, since it is larger than the sum of its proper divisors (1127593724).

1240353004 is a wasteful number, since it uses less digits than its factorization.

1240353004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28189856 (or 28189854 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 1240353004 is about 35218.6456866246. The cubic root of 1240353004 is about 1074.4390089732.

Adding to 1240353004 its reverse (4003530421), we get a palindrome (5243883425).

The spelling of 1240353004 in words is "one billion, two hundred forty million, three hundred fifty-three thousand, four".