1340555152 has 40 divisors (see below), whose sum is σ = 2616689664. Its totient is φ = 665303424.

The previous prime is 1340555081. The next prime is 1340555173. The reversal of 1340555152 is 2515550431.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1733838 + ... + 1734610.

Almost surely, 2^1340555152 is an apocalyptic number.

It is an amenable number.

1340555152 is a deficient number, since it is larger than the sum of its proper divisors (1276134512).

1340555152 is a wasteful number, since it uses less digits than its factorization.

1340555152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1447 (or 1441 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 1340555152 is about 36613.5924487068. The cubic root of 1340555152 is about 1102.6259993147.

The spelling of 1340555152 in words is "one billion, three hundred forty million, five hundred fifty-five thousand, one hundred fifty-two".