1355013111 has 8 divisors (see below), whose sum is σ = 1807400944. Its totient is φ = 902983680.

The previous prime is 1355013103. The next prime is 1355013113. The reversal of 1355013111 is 1113105531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1355013111 - 2³ = 1355013103 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 (1355013113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80650 + ... + 95991.

It is an arithmetic number, because the mean of its divisors is an integer number (225925118).

Almost surely, 2^1355013111 is an apocalyptic number.

1355013111 is a deficient number, since it is larger than the sum of its proper divisors (452387833).

1355013111 is a wasteful number, since it uses less digits than its factorization.

1355013111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179201.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 1355013111 is about 36810.5027268034. The cubic root of 1355013111 is about 1106.5757937048.

Adding to 1355013111 its reverse (1113105531), we get a palindrome (2468118642).

The spelling of 1355013111 in words is "one billion, three hundred fifty-five million, thirteen thousand, one hundred eleven".