1355025135 has 16 divisors (see below), whose sum is σ = 2171864160. Its totient is φ = 721405440.

The previous prime is 1355025101. The next prime is 1355025157. The reversal of 1355025135 is 5315205531.

It is not a de Polignac number, because 1355025135 - 2¹⁴ = 1355008751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70846 + ... + 87915.

It is an arithmetic number, because the mean of its divisors is an integer number (135741510).

Almost surely, 2^1355025135 is an apocalyptic number.

1355025135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1355025135 is a deficient number, since it is larger than the sum of its proper divisors (816839025).

1355025135 is a wasteful number, since it uses less digits than its factorization.

1355025135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159338.

The product of its (nonzero) digits is 11250, while the sum is 30.

The square root of 1355025135 is about 36810.6660493939. Note that the first 3 decimals coincide. The cubic root of 1355025135 is about 1106.5790668411.

The spelling of 1355025135 in words is "one billion, three hundred fifty-five million, twenty-five thousand, one hundred thirty-five".