1486991825 has 12 divisors (see below), whose sum is σ = 2011494768. Its totient is φ = 1081448400.

The previous prime is 1486991801. The next prime is 1486991897. The reversal of 1486991825 is 5281996841.

It is not a de Polignac number, because 1486991825 - 2¹⁸ = 1486729681 is a prime.

It is a super-2 number, since 2×1486991825² = 4422289375233661250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2703347 + ... + 2703896.

It is an arithmetic number, because the mean of its divisors is an integer number (167624564).

Almost surely, 2^1486991825 is an apocalyptic number.

It is an amenable number.

1486991825 is a deficient number, since it is larger than the sum of its proper divisors (524502943).

1486991825 is a wasteful number, since it uses less digits than its factorization.

1486991825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5407264 (or 5407259 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 53.

The square root of 1486991825 is about 38561.5329700467. The cubic root of 1486991825 is about 1141.3955989433.

The spelling of 1486991825 in words is "one billion, four hundred eighty-six million, nine hundred ninety-one thousand, eight hundred twenty-five".