1364242605 has 64 divisors (see below), whose sum is σ = 2540160000. Its totient is φ = 617886720.

The previous prime is 1364242601. The next prime is 1364242661. The reversal of 1364242605 is 5062424631.

It is not a de Polignac number, because 1364242605 - 2² = 1364242601 is a prime.

It is a super-2 number, since 2×1364242605² = 3722315770594372050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364242601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 388146 + ... + 391644.

It is an arithmetic number, because the mean of its divisors is an integer number (39690000).

Almost surely, 2^1364242605 is an apocalyptic number.

1364242605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1364242605 is a deficient number, since it is larger than the sum of its proper divisors (1175917395).

1364242605 is a wasteful number, since it uses less digits than its factorization.

1364242605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 1364242605 is about 36935.6549285375. The cubic root of 1364242605 is about 1109.0825427640.

The spelling of 1364242605 in words is "one billion, three hundred sixty-four million, two hundred forty-two thousand, six hundred five".