1334055561 has 8 divisors (see below), whose sum is σ = 1779323520. Its totient is φ = 889078992.

The previous prime is 1334055553. The next prime is 1334055587. The reversal of 1334055561 is 1655504331.

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

It is not a de Polignac number, because 1334055561 - 2³ = 1334055553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1334055551) 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, 61930 + ... + 80643.

It is an arithmetic number, because the mean of its divisors is an integer number (222415440).

Almost surely, 2^1334055561 is an apocalyptic number.

It is an amenable number.

1334055561 is a deficient number, since it is larger than the sum of its proper divisors (445267959).

1334055561 is a wasteful number, since it uses less digits than its factorization.

1334055561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145695.

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 1334055561 is about 36524.7253377763. The cubic root of 1334055561 is about 1100.8411090282.

Adding to 1334055561 its reverse (1655504331), we get a palindrome (2989559892).

The spelling of 1334055561 in words is "one billion, three hundred thirty-four million, fifty-five thousand, five hundred sixty-one".