1091357349230 has 16 divisors (see below), whose sum is σ = 1971147818304. Its totient is φ = 435053030880.

The previous prime is 1091357349217. The next prime is 1091357349239. The reversal of 1091357349230 is 329437531901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1091357349239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186235526 + ... + 186241385.

It is an arithmetic number, because the mean of its divisors is an integer number (123196738644).

Almost surely, 2^{1091357349230} is an apocalyptic number.

1091357349230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1091357349230 is a deficient number, since it is larger than the sum of its proper divisors (879790469074).

1091357349230 is a wasteful number, since it uses less digits than its factorization.

1091357349230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372477211.

The product of its (nonzero) digits is 612360, while the sum is 47.

The spelling of 1091357349230 in words is "one trillion, ninety-one billion, three hundred fifty-seven million, three hundred forty-nine thousand, two hundred thirty".