1347020670 has 32 divisors (see below), whose sum is σ = 3423018528. Its totient is φ = 338075648.

The previous prime is 1347020669. The next prime is 1347020677. The reversal of 1347020670 is 760207431.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1347020677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1320099 + ... + 1321118.

It is an arithmetic number, because the mean of its divisors is an integer number (106969329).

Almost surely, 2^1347020670 is an apocalyptic number.

1347020670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1347020670 is an abundant number, since it is smaller than the sum of its proper divisors (2075997858).

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

1347020670 is a wasteful number, since it uses less digits than its factorization.

1347020670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2641244.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 1347020670 is about 36701.7802020556. The cubic root of 1347020670 is about 1104.3958177557.

The spelling of 1347020670 in words is "one billion, three hundred forty-seven million, twenty thousand, six hundred seventy".