1002141554 has 8 divisors (see below), whose sum is σ = 1503766620. Its totient is φ = 500886016.

The previous prime is 1002141541. The next prime is 1002141583. The reversal of 1002141554 is 4551412001.

It can be written as a sum of positive squares in 2 ways, for example, as 904625929 + 97515625 = 30077^2 + 9875^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85499 + ... + 96510.

Almost surely, 2^1002141554 is an apocalyptic number.

1002141554 is a deficient number, since it is larger than the sum of its proper divisors (501625066).

1002141554 is a wasteful number, since it uses less digits than its factorization.

1002141554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184764.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1002141554 is about 31656.6194341721. The cubic root of 1002141554 is about 1000.7133423550.

Adding to 1002141554 its reverse (4551412001), we get a palindrome (5553553555).

The spelling of 1002141554 in words is "one billion, two million, one hundred forty-one thousand, five hundred fifty-four".