1010144542 has 12 divisors (see below), whose sum is σ = 1665486648. Its totient is φ = 459156500.

The previous prime is 1010144491. The next prime is 1010144563. The reversal of 1010144542 is 2454410101.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2086834 + ... + 2087317.

It is an arithmetic number, because the mean of its divisors is an integer number (138790554).

Almost surely, 2^1010144542 is an apocalyptic number.

1010144542 is a deficient number, since it is larger than the sum of its proper divisors (655342106).

1010144542 is a wasteful number, since it uses less digits than its factorization.

1010144542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4174175 (or 4174164 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1010144542 is about 31782.7711504205. The cubic root of 1010144542 is about 1003.3701433744.

Adding to 1010144542 its reverse (2454410101), we get a palindrome (3464554643).

The spelling of 1010144542 in words is "one billion, ten million, one hundred forty-four thousand, five hundred forty-two".