1436340121 has 8 divisors (see below), whose sum is σ = 1465620480. Its totient is φ = 1407140592.

The previous prime is 1436340119. The next prime is 1436340151. The reversal of 1436340121 is 1210436341.

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

It is a cyclic number.

It is not a de Polignac number, because 1436340121 - 2¹ = 1436340119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1436340151) 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, 16360 + ... + 56038.

It is an arithmetic number, because the mean of its divisors is an integer number (183202560).

Almost surely, 2^1436340121 is an apocalyptic number.

It is an amenable number.

1436340121 is a deficient number, since it is larger than the sum of its proper divisors (29280359).

1436340121 is an equidigital number, since it uses as much as digits as its factorization.

1436340121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40415.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1436340121 is about 37899.0781022441. The cubic root of 1436340121 is about 1128.2857346766.

Adding to 1436340121 its reverse (1210436341), we get a palindrome (2646776462).

The spelling of 1436340121 in words is "one billion, four hundred thirty-six million, three hundred forty thousand, one hundred twenty-one".