1341112521 has 8 divisors (see below), whose sum is σ = 2043600064. Its totient is φ = 766350000.

The previous prime is 1341112517. The next prime is 1341112529. The reversal of 1341112521 is 1252111431.

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

It is not a de Polignac number, because 1341112521 - 2² = 1341112517 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 63862501 = 1341112521 / (1 + 3 + 4 + 1 + 1 + 1 + 2 + 5 + 2 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1341112529) 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, 31931230 + ... + 31931271.

It is an arithmetic number, because the mean of its divisors is an integer number (255450008).

Almost surely, 2^1341112521 is an apocalyptic number.

It is an amenable number.

1341112521 is a deficient number, since it is larger than the sum of its proper divisors (702487543).

1341112521 is an equidigital number, since it uses as much as digits as its factorization.

1341112521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63862511.

The product of its digits is 240, while the sum is 21.

The square root of 1341112521 is about 36621.2031615566. The cubic root of 1341112521 is about 1102.7787928285.

Adding to 1341112521 its reverse (1252111431), we get a palindrome (2593223952).

It can be divided in two parts, 134111252 and 1, that added together give a triangular number (134111253 = T₁₆₃₇₇).

The spelling of 1341112521 in words is "one billion, three hundred forty-one million, one hundred twelve thousand, five hundred twenty-one".