1013155535 has 16 divisors (see below), whose sum is σ = 1396065792. Its totient is φ = 691437600.

The previous prime is 1013155523. The next prime is 1013155597. The reversal of 1013155535 is 5355513101.

It is not a de Polignac number, because 1013155535 - 2⁶ = 1013155471 is a prime.

It is a super-2 number, since 2×1013155535² = 2052968276202272450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1013155498 and 1013155507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61211 + ... + 75980.

It is an arithmetic number, because the mean of its divisors is an integer number (87254112).

Almost surely, 2^1013155535 is an apocalyptic number.

1013155535 is a deficient number, since it is larger than the sum of its proper divisors (382910257).

1013155535 is a wasteful number, since it uses less digits than its factorization.

1013155535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137414.

The product of its (nonzero) digits is 5625, while the sum is 29.

The square root of 1013155535 is about 31830.1042254027. The cubic root of 1013155535 is about 1004.3660878669.

Adding to 1013155535 its reverse (5355513101), we get a palindrome (6368668636).

The spelling of 1013155535 in words is "one billion, thirteen million, one hundred fifty-five thousand, five hundred thirty-five".