1380654051 has 32 divisors (see below), whose sum is σ = 2198277120. Its totient is φ = 753629184.

The previous prime is 1380654043. The next prime is 1380654071. The reversal of 1380654051 is 1504560831.

1380654051 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1380654051 - 2³ = 1380654043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1380654071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 485931 + ... + 488763.

It is an arithmetic number, because the mean of its divisors is an integer number (68696160).

Almost surely, 2^1380654051 is an apocalyptic number.

1380654051 is a deficient number, since it is larger than the sum of its proper divisors (817623069).

1380654051 is a wasteful number, since it uses less digits than its factorization.

1380654051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3875.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 1380654051 is about 37157.1534297233. The cubic root of 1380654051 is about 1113.5121423177.

The spelling of 1380654051 in words is "one billion, three hundred eighty million, six hundred fifty-four thousand, fifty-one".