1353399549 has 8 divisors (see below), whose sum is σ = 1804874880. Its totient is φ = 902095296.

The previous prime is 1353399547. The next prime is 1353399571. The reversal of 1353399549 is 9459933531.

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

It is not a de Polignac number, because 1353399549 - 2¹ = 1353399547 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353399547) 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, 23004 + ... + 56885.

It is an arithmetic number, because the mean of its divisors is an integer number (225609360).

Almost surely, 2^1353399549 is an apocalyptic number.

It is an amenable number.

1353399549 is a deficient number, since it is larger than the sum of its proper divisors (451475331).

1353399549 is an equidigital number, since it uses as much as digits as its factorization.

1353399549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85539.

The product of its digits is 1968300, while the sum is 51.

The square root of 1353399549 is about 36788.5790565496. The cubic root of 1353399549 is about 1106.1363790485.

The spelling of 1353399549 in words is "one billion, three hundred fifty-three million, three hundred ninety-nine thousand, five hundred forty-nine".