1012135355 has 48 divisors (see below), whose sum is σ = 1592220672. Its totient is φ = 603451200.

The previous prime is 1012135331. The next prime is 1012135357. The reversal of 1012135355 is 5535312101.

It is a happy number.

It is not a de Polignac number, because 1012135355 - 2¹² = 1012131259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012135357) 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, 92210 + ... + 102600.

It is an arithmetic number, because the mean of its divisors is an integer number (33171264).

Almost surely, 2^1012135355 is an apocalyptic number.

1012135355 is a deficient number, since it is larger than the sum of its proper divisors (580085317).

1012135355 is a wasteful number, since it uses less digits than its factorization.

1012135355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10448 (or 10437 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 1012135355 is about 31814.0747940279. The cubic root of 1012135355 is about 1004.0288647834.

Adding to 1012135355 its reverse (5535312101), we get a palindrome (6547447456).

The spelling of 1012135355 in words is "one billion, twelve million, one hundred thirty-five thousand, three hundred fifty-five".