11860297345 has 32 divisors (see below), whose sum is σ = 15725636640. Its totient is φ = 8531343360.

The previous prime is 11860297343. The next prime is 11860297373. The reversal of 11860297345 is 54379206811.

It can be written as a sum of positive squares in 16 ways, for example, as 6456283201 + 5404014144 = 80351^2 + 73512^2 .

It is not a de Polignac number, because 11860297345 - 2¹ = 11860297343 is a prime.

It is a super-2 number, since 2×11860297345² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11860297295 and 11860297304.

It is not an unprimeable number, because it can be changed into a prime (11860297343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1886347 + ... + 1892623.

It is an arithmetic number, because the mean of its divisors is an integer number (491426145).

It is a 1-persistent number, because it is pandigital, but 2⋅11860297345 = 23720594690 is not.

Almost surely, 2^11860297345 is an apocalyptic number.

It is an amenable number.

11860297345 is a deficient number, since it is larger than the sum of its proper divisors (3865339295).

11860297345 is a wasteful number, since it uses less digits than its factorization.

11860297345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7045.

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 11860297345 in words is "eleven billion, eight hundred sixty million, two hundred ninety-seven thousand, three hundred forty-five".