1442311201 has 8 divisors (see below), whose sum is σ = 1492897320. Its totient is φ = 1391781888.

The previous prime is 1442311193. The next prime is 1442311219. The reversal of 1442311201 is 1021132441.

It can be written as a sum of positive squares in 4 ways, for example, as 617472801 + 824838400 = 24849^2 + 28720^2 .

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 1442311201 - 2³ = 1442311193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1442311001) 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, 41185 + ... + 67681.

It is an arithmetic number, because the mean of its divisors is an integer number (186612165).

Almost surely, 2^1442311201 is an apocalyptic number.

It is an amenable number.

1442311201 is a deficient number, since it is larger than the sum of its proper divisors (50586119).

1442311201 is a wasteful number, since it uses less digits than its factorization.

1442311201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28403.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1442311201 is about 37977.7724596902. The cubic root of 1442311201 is about 1129.8470571191.

Adding to 1442311201 its reverse (1021132441), we get a palindrome (2463443642).

The spelling of 1442311201 in words is "one billion, four hundred forty-two million, three hundred eleven thousand, two hundred one".