1350052757 has 4 divisors (see below), whose sum is σ = 1350163020. Its totient is φ = 1349942496.

The previous prime is 1350052721. The next prime is 1350052787. The reversal of 1350052757 is 7572500531.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 7572500531 = 107 ⋅70771033.

It can be written as a sum of positive squares in 2 ways, for example, as 618566641 + 731486116 = 24871^2 + 27046^2 .

It is a cyclic number.

It is not a de Polignac number, because 1350052757 - 2²² = 1345858453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350052787) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34088 + ... + 62145.

It is an arithmetic number, because the mean of its divisors is an integer number (337540755).

Almost surely, 2^1350052757 is an apocalyptic number.

It is an amenable number.

1350052757 is a deficient number, since it is larger than the sum of its proper divisors (110263).

1350052757 is an equidigital number, since it uses as much as digits as its factorization.

1350052757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110262.

The product of its (nonzero) digits is 36750, while the sum is 35.

The square root of 1350052757 is about 36743.0640665691. The cubic root of 1350052757 is about 1105.2238463268.

The spelling of 1350052757 in words is "one billion, three hundred fifty million, fifty-two thousand, seven hundred fifty-seven".