1351764628 has 12 divisors (see below), whose sum is σ = 2370114880. Its totient is φ = 674588952.

The previous prime is 1351764619. The next prime is 1351764637. The reversal of 1351764628 is 8264671531.

It is an interprime number because it is at equal distance from previous prime (1351764619) and next prime (1351764637).

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320988 + ... + 325171.

Almost surely, 2^1351764628 is an apocalyptic number.

It is an amenable number.

1351764628 is a deficient number, since it is larger than the sum of its proper divisors (1018350252).

1351764628 is a wasteful number, since it uses less digits than its factorization.

1351764628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646686 (or 646684 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 1351764628 is about 36766.3518451314. The cubic root of 1351764628 is about 1105.6907914188.

The spelling of 1351764628 in words is "one billion, three hundred fifty-one million, seven hundred sixty-four thousand, six hundred twenty-eight".