1364720142 has 16 divisors (see below), whose sum is σ = 2736461520. Its totient is φ = 453736512.

The previous prime is 1364720131. The next prime is 1364720143. The reversal of 1364720142 is 2410274631.

It is a super-2 number, since 2×1364720142² = 3724922131961000328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364720143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290023 + ... + 294690.

It is an arithmetic number, because the mean of its divisors is an integer number (171028845).

Almost surely, 2^1364720142 is an apocalyptic number.

1364720142 is an abundant number, since it is smaller than the sum of its proper divisors (1371741378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1364720142 is a wasteful number, since it uses less digits than its factorization.

1364720142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585107.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 1364720142 is about 36942.1188076699. The cubic root of 1364720142 is about 1109.2119347465.

Adding to 1364720142 its reverse (2410274631), we get a palindrome (3774994773).

The spelling of 1364720142 in words is "one billion, three hundred sixty-four million, seven hundred twenty thousand, one hundred forty-two".