1364243245 has 4 divisors (see below), whose sum is σ = 1637091900. Its totient is φ = 1091394592.

The previous prime is 1364243233. The next prime is 1364243261. The reversal of 1364243245 is 5423424631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 222546724 + 1141696521 = 14918^2 + 33789^2 .

It is a cyclic number.

It is not a de Polignac number, because 1364243245 - 2²⁵ = 1330688813 is a prime.

It is a super-2 number, since 2×1364243245² = 3722319263056260050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1364243245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136424320 + ... + 136424329.

It is an arithmetic number, because the mean of its divisors is an integer number (409272975).

Almost surely, 2^1364243245 is an apocalyptic number.

It is an amenable number.

1364243245 is a deficient number, since it is larger than the sum of its proper divisors (272848655).

1364243245 is an equidigital number, since it uses as much as digits as its factorization.

1364243245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272848654.

The product of its digits is 69120, while the sum is 34.

The square root of 1364243245 is about 36935.6635922519. The cubic root of 1364243245 is about 1109.0827161967.

Adding to 1364243245 its reverse (5423424631), we get a palindrome (6787667876).

The spelling of 1364243245 in words is "one billion, three hundred sixty-four million, two hundred forty-three thousand, two hundred forty-five".