1353953986 has 48 divisors (see below), whose sum is σ = 2637312480. Its totient is φ = 515229120.

The previous prime is 1353953977. The next prime is 1353954053. The reversal of 1353953986 is 6893593531.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31750 + ... + 60958.

It is an arithmetic number, because the mean of its divisors is an integer number (54944010).

Almost surely, 2^1353953986 is an apocalyptic number.

1353953986 is a deficient number, since it is larger than the sum of its proper divisors (1283358494).

1353953986 is a wasteful number, since it uses less digits than its factorization.

1353953986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29279 (or 29272 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 52.

The square root of 1353953986 is about 36796.1137350128. The cubic root of 1353953986 is about 1106.2874059468.

The spelling of 1353953986 in words is "one billion, three hundred fifty-three million, nine hundred fifty-three thousand, nine hundred eighty-six".