1351053765 has 48 divisors (see below), whose sum is σ = 2405475072. Its totient is φ = 701108352.

The previous prime is 1351053763. The next prime is 1351053773. The reversal of 1351053765 is 5673501531.

1351053765 is a `hidden beast` number, since 13 + 51 + 0 + 537 + 65 = 666.

It is not a de Polignac number, because 1351053765 - 2¹ = 1351053763 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351053761) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 565764 + ... + 568146.

It is an arithmetic number, because the mean of its divisors is an integer number (50114064).

Almost surely, 2^1351053765 is an apocalyptic number.

1351053765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1351053765 is a deficient number, since it is larger than the sum of its proper divisors (1054421307).

1351053765 is a wasteful number, since it uses less digits than its factorization.

1351053765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2730 (or 2727 counting only the distinct ones).

The product of its (nonzero) digits is 47250, while the sum is 36.

The square root of 1351053765 is about 36756.6832698490. The cubic root of 1351053765 is about 1105.4969380225.

The spelling of 1351053765 in words is "one billion, three hundred fifty-one million, fifty-three thousand, seven hundred sixty-five".