1010423551 has 4 divisors (see below), whose sum is σ = 1011849400. Its totient is φ = 1008997704.

The previous prime is 1010423537. The next prime is 1010423563. The reversal of 1010423551 is 1553240101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010423551 - 2²⁵ = 976869119 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 (1010423501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 711861 + ... + 713278.

It is an arithmetic number, because the mean of its divisors is an integer number (252962350).

Almost surely, 2^1010423551 is an apocalyptic number.

1010423551 is a deficient number, since it is larger than the sum of its proper divisors (1425849).

1010423551 is an equidigital number, since it uses as much as digits as its factorization.

1010423551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425848.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1010423551 is about 31787.1601594103. The cubic root of 1010423551 is about 1003.4625141583.

Adding to 1010423551 its reverse (1553240101), we get a palindrome (2563663652).

The spelling of 1010423551 in words is "one billion, ten million, four hundred twenty-three thousand, five hundred fifty-one".