1396983525 has 48 divisors (see below), whose sum is σ = 2652354048. Its totient is φ = 635544000.

The previous prime is 1396983503. The next prime is 1396983583. The reversal of 1396983525 is 5253896931.

It is not a de Polignac number, because 1396983525 - 2⁶ = 1396983461 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104470 + ... + 117080.

It is an arithmetic number, because the mean of its divisors is an integer number (55257376).

Almost surely, 2^1396983525 is an apocalyptic number.

1396983525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1396983525 is a deficient number, since it is larger than the sum of its proper divisors (1255370523).

1396983525 is a wasteful number, since it uses less digits than its factorization.

1396983525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12842 (or 12837 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 51.

The square root of 1396983525 is about 37376.2427887020. The cubic root of 1396983525 is about 1117.8849126233.

The spelling of 1396983525 in words is "one billion, three hundred ninety-six million, nine hundred eighty-three thousand, five hundred twenty-five".