1390876201 has 16 divisors (see below), whose sum is σ = 1649325888. Its totient is φ = 1156248000.

The previous prime is 1390876183. The next prime is 1390876261. The reversal of 1390876201 is 1026780931.

It is a cyclic number.

It is not a de Polignac number, because 1390876201 - 2¹¹ = 1390874153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1390876261) 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, 30150 + ... + 60751.

It is an arithmetic number, because the mean of its divisors is an integer number (103082868).

Almost surely, 2^1390876201 is an apocalyptic number.

1390876201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1390876201 is a deficient number, since it is larger than the sum of its proper divisors (258449687).

1390876201 is a wasteful number, since it uses less digits than its factorization.

1390876201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91032.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 1390876201 is about 37294.4526840119. The cubic root of 1390876201 is about 1116.2534787445.

It can be divided in two parts, 13908 and 76201, that added together give a palindrome (90109).

The spelling of 1390876201 in words is "one billion, three hundred ninety million, eight hundred seventy-six thousand, two hundred one".