1314156720 has 40 divisors (see below), whose sum is σ = 4073886576. Its totient is φ = 350441728.

The previous prime is 1314156719. The next prime is 1314156749. The reversal of 1314156720 is 276514131.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×1314156720³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2737587 + ... + 2738066.

Almost surely, 2^1314156720 is an apocalyptic number.

1314156720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1314156720 is an abundant number, since it is smaller than the sum of its proper divisors (2759729856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1314156720 is a wasteful number, since it uses less digits than its factorization.

1314156720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475669 (or 5475663 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1314156720 is about 36251.2995629122. The cubic root of 1314156720 is about 1095.3402666385.

The spelling of 1314156720 in words is "one billion, three hundred fourteen million, one hundred fifty-six thousand, seven hundred twenty".