1012667345 has 12 divisors (see below), whose sum is σ = 1270336116. Its totient is φ = 774908640.

The previous prime is 1012667317. The next prime is 1012667351. The reversal of 1012667345 is 5437662101.

1012667345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 625050001 + 387617344 = 25001^2 + 19688^2 .

It is not a de Polignac number, because 1012667345 - 2¹⁰ = 1012666321 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188786 + ... + 194075.

It is an arithmetic number, because the mean of its divisors is an integer number (105861343).

Almost surely, 2^1012667345 is an apocalyptic number.

It is an amenable number.

1012667345 is a deficient number, since it is larger than the sum of its proper divisors (257668771).

1012667345 is an equidigital number, since it uses as much as digits as its factorization.

1012667345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382912 (or 382889 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1012667345 is about 31822.4346177347. The cubic root of 1012667345 is about 1004.2047436841.

The spelling of 1012667345 in words is "one billion, twelve million, six hundred sixty-seven thousand, three hundred forty-five".