1345571148 has 24 divisors (see below), whose sum is σ = 3324352752. Its totient is φ = 422139904.

The previous prime is 1345571137. The next prime is 1345571221. The reversal of 1345571148 is 8411755431.

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, 3297765 + ... + 3298172.

It is an arithmetic number, because the mean of its divisors is an integer number (138514698).

Almost surely, 2^1345571148 is an apocalyptic number.

It is an amenable number.

1345571148 is an abundant number, since it is smaller than the sum of its proper divisors (1978781604).

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

1345571148 is a wasteful number, since it uses less digits than its factorization.

1345571148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6595961 (or 6595959 counting only the distinct ones).

The product of its digits is 67200, while the sum is 39.

The square root of 1345571148 is about 36682.0275884526. The cubic root of 1345571148 is about 1103.9995306919. Note that the first 3 decimals are identical.

The spelling of 1345571148 in words is "one billion, three hundred forty-five million, five hundred seventy-one thousand, one hundred forty-eight".