10042551 has 6 divisors (see below), whose sum is σ = 14505920. Its totient is φ = 6695028.

The previous prime is 10042523. The next prime is 10042553. The reversal of 10042551 is 15524001.

It is not a de Polignac number, because 10042551 - 2¹⁹ = 9518263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10042553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 557911 + ... + 557928.

Almost surely, 2^10042551 is an apocalyptic number.

10042551 is a deficient number, since it is larger than the sum of its proper divisors (4463369).

10042551 is a wasteful number, since it uses less digits than its factorization.

10042551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115845 (or 1115842 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 10042551 is about 3168.9984222148. The cubic root of 10042551 is about 215.7486144384.

Adding to 10042551 its reverse (15524001), we get a palindrome (25566552).

The spelling of 10042551 in words is "ten million, forty-two thousand, five hundred fifty-one".