1341566611 has 72 divisors (see below), whose sum is σ = 1886443776. Its totient is φ = 926519040.

The previous prime is 1341566587. The next prime is 1341566621. The reversal of 1341566611 is 1166651431.

It is not a de Polignac number, because 1341566611 - 2²¹ = 1339469459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341566621) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8033250 + ... + 8033416.

It is an arithmetic number, because the mean of its divisors is an integer number (26200608).

Almost surely, 2^1341566611 is an apocalyptic number.

1341566611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1341566611 is a deficient number, since it is larger than the sum of its proper divisors (544877165).

1341566611 is a wasteful number, since it uses less digits than its factorization.

1341566611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 221 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 1341566611 is about 36627.4024604530. The cubic root of 1341566611 is about 1102.9032428173.

The spelling of 1341566611 in words is "one billion, three hundred forty-one million, five hundred sixty-six thousand, six hundred eleven".