1444141402 has 32 divisors (see below), whose sum is σ = 2399362560. Its totient is φ = 646419120.

The previous prime is 1444141393. The next prime is 1444141423. The reversal of 1444141402 is 2041414441.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 654433 + ... + 656635.

It is an arithmetic number, because the mean of its divisors is an integer number (74980080).

Almost surely, 2^1444141402 is an apocalyptic number.

1444141402 is a deficient number, since it is larger than the sum of its proper divisors (955221158).

1444141402 is a wasteful number, since it uses less digits than its factorization.

1444141402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2658.

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 1444141402 is about 38001.8605070857. The cubic root of 1444141402 is about 1130.3247564240.

Adding to 1444141402 its reverse (2041414441), we get a palindrome (3485555843).

The spelling of 1444141402 in words is "one billion, four hundred forty-four million, one hundred forty-one thousand, four hundred two".