1351889350 has 48 divisors (see below), whose sum is σ = 2951427168. Its totient is φ = 450973440.

The previous prime is 1351889347. The next prime is 1351889353. The reversal of 1351889350 is 539881531.

It is an interprime number because it is at equal distance from previous prime (1351889347) and next prime (1351889353).

It is a junction number, because it is equal to n+sod(n) for n = 1351889297 and 1351889306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351889353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39247 + ... + 65146.

It is an arithmetic number, because the mean of its divisors is an integer number (61488066).

Almost surely, 2^1351889350 is an apocalyptic number.

1351889350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1351889350 is an abundant number, since it is smaller than the sum of its proper divisors (1599537818).

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

1351889350 is a wasteful number, since it uses less digits than its factorization.

1351889350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104449 (or 104444 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 1351889350 is about 36768.0479492725. The cubic root of 1351889350 is about 1105.7247962849.

The spelling of 1351889350 in words is "one billion, three hundred fifty-one million, eight hundred eighty-nine thousand, three hundred fifty".