1399546089 has 12 divisors (see below), whose sum is σ = 2022978672. Its totient is φ = 932379000.

The previous prime is 1399546087. The next prime is 1399546091. The reversal of 1399546089 is 9806459931.

1399546089 is a `hidden beast` number, since 1 + 3 + 99 + 546 + 0 + 8 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (1399546087) and next prime (1399546091).

It is not a de Polignac number, because 1399546089 - 2¹ = 1399546087 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1399546087) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40527 + ... + 66644.

It is an arithmetic number, because the mean of its divisors is an integer number (168581556).

Almost surely, 2^1399546089 is an apocalyptic number.

It is an amenable number.

1399546089 is a deficient number, since it is larger than the sum of its proper divisors (623432583).

1399546089 is a wasteful number, since it uses less digits than its factorization.

1399546089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108628 (or 108625 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The square root of 1399546089 is about 37410.5077351270. The cubic root of 1399546089 is about 1118.5680277708.

The spelling of 1399546089 in words is "one billion, three hundred ninety-nine million, five hundred forty-six thousand, eighty-nine".