1601245426 has 16 divisors (see below), whose sum is σ = 2622660768. Its totient is φ = 727160800.

The previous prime is 1601245423. The next prime is 1601245483. The reversal of 1601245426 is 6245421061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1601245423) 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, 9355 + ... + 57358.

It is an arithmetic number, because the mean of its divisors is an integer number (163916298).

Almost surely, 2^1601245426 is an apocalyptic number.

1601245426 is a deficient number, since it is larger than the sum of its proper divisors (1021415342).

1601245426 is a wasteful number, since it uses less digits than its factorization.

1601245426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67817.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 1601245426 is about 40015.5647967138. The cubic root of 1601245426 is about 1169.9104872225.

Adding to 1601245426 its reverse (6245421061), we get a palindrome (7846666487).

The spelling of 1601245426 in words is "one billion, six hundred one million, two hundred forty-five thousand, four hundred twenty-six".