1351986132 has 48 divisors (see below), whose sum is σ = 3817376640. Its totient is φ = 363558912.

The previous prime is 1351986131. The next prime is 1351986133. The reversal of 1351986132 is 2316891531.

It is an interprime number because it is at equal distance from previous prime (1351986131) and next prime (1351986133).

It is a super-2 number, since 2×1351986132² = 3655733002240642848, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351986131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471957 + ... + 474812.

It is an arithmetic number, because the mean of its divisors is an integer number (79528680).

Almost surely, 2^1351986132 is an apocalyptic number.

1351986132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1351986132 is an abundant number, since it is smaller than the sum of its proper divisors (2465390508).

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

1351986132 is a wasteful number, since it uses less digits than its factorization.

1351986132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946800 (or 946798 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 1351986132 is about 36769.3640412776. The cubic root of 1351986132 is about 1105.7511820005.

The spelling of 1351986132 in words is "one billion, three hundred fifty-one million, nine hundred eighty-six thousand, one hundred thirty-two".