1354991488 has 32 divisors (see below), whose sum is σ = 2701404720. Its totient is φ = 676992000.

The previous prime is 1354991461. The next prime is 1354991497. The reversal of 1354991488 is 8841994531.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217213 + ... + 223363.

Almost surely, 2^1354991488 is an apocalyptic number.

It is an amenable number.

1354991488 is a deficient number, since it is larger than the sum of its proper divisors (1346413232).

1354991488 is an equidigital number, since it uses as much as digits as its factorization.

1354991488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7886 (or 7874 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 52.

The square root of 1354991488 is about 36810.2090186948. The cubic root of 1354991488 is about 1106.5699075094.

The spelling of 1354991488 in words is "one billion, three hundred fifty-four million, nine hundred ninety-one thousand, four hundred eighty-eight".