1354611609 has 48 divisors (see below), whose sum is σ = 2135427840. Its totient is φ = 822528000.

The previous prime is 1354611589. The next prime is 1354611613. The reversal of 1354611609 is 9061164531.

1354611609 is a `hidden beast` number, since 1 + 3 + 5 + 46 + 1 + 1 + 609 = 666.

It is not a de Polignac number, because 1354611609 - 2¹³ = 1354603417 is a prime.

It is a super-2 number, since 2×1354611609² = 3669945222475137762, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1354611509) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5396734 + ... + 5396984.

It is an arithmetic number, because the mean of its divisors is an integer number (44488080).

Almost surely, 2^1354611609 is an apocalyptic number.

It is an amenable number.

1354611609 is a deficient number, since it is larger than the sum of its proper divisors (780816231).

1354611609 is a wasteful number, since it uses less digits than its factorization.

1354611609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702 (or 699 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1354611609 is about 36805.0486890046. The cubic root of 1354611609 is about 1106.4664869435.

The spelling of 1354611609 in words is "one billion, three hundred fifty-four million, six hundred eleven thousand, six hundred nine".