1355261653011 has 16 divisors (see below), whose sum is σ = 2065183244288. Its totient is φ = 774426744000.

The previous prime is 1355261653007. The next prime is 1355261653013. The reversal of 1355261653011 is 1103561625531.

It is not a de Polignac number, because 1355261653011 - 2² = 1355261653007 is a prime.

It is a super-2 number, since 2×1355261653011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1355261653013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1960686 + ... + 2560236.

It is an arithmetic number, because the mean of its divisors is an integer number (129073952768).

Almost surely, 2^{1355261653011} is an apocalyptic number.

1355261653011 is a deficient number, since it is larger than the sum of its proper divisors (709921591277).

1355261653011 is a wasteful number, since it uses less digits than its factorization.

1355261653011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707202.

The product of its (nonzero) digits is 81000, while the sum is 39.

The spelling of 1355261653011 in words is "one trillion, three hundred fifty-five billion, two hundred sixty-one million, six hundred fifty-three thousand, eleven".