1421115004 has 12 divisors (see below), whose sum is σ = 2490415200. Its totient is φ = 709567808.

The previous prime is 1421114971. The next prime is 1421115037. The reversal of 1421115004 is 4005111241.

It is an interprime number because it is at equal distance from previous prime (1421114971) and next prime (1421115037).

It is a congruent number.

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, 244189 + ... + 249940.

It is an arithmetic number, because the mean of its divisors is an integer number (207534600).

Almost surely, 2^1421115004 is an apocalyptic number.

It is an amenable number.

1421115004 is a deficient number, since it is larger than the sum of its proper divisors (1069300196).

1421115004 is a wasteful number, since it uses less digits than its factorization.

1421115004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494852 (or 494850 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1421115004 is about 37697.6790266987. The cubic root of 1421115004 is about 1124.2849787994.

Adding to 1421115004 its reverse (4005111241), we get a palindrome (5426226245).

The spelling of 1421115004 in words is "one billion, four hundred twenty-one million, one hundred fifteen thousand, four".