1020241451 has 8 divisors (see below), whose sum is σ = 1081696320. Its totient is φ = 958946688.

The previous prime is 1020241399. The next prime is 1020241459. The reversal of 1020241451 is 1541420201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1020241451 - 2¹⁰ = 1020240427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020241459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26771 + ... + 52508.

It is an arithmetic number, because the mean of its divisors is an integer number (135212040).

Almost surely, 2^1020241451 is an apocalyptic number.

1020241451 is a deficient number, since it is larger than the sum of its proper divisors (61454869).

1020241451 is an equidigital number, since it uses as much as digits as its factorization.

1020241451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80053.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1020241451 is about 31941.2186837008. The cubic root of 1020241451 is about 1006.7021314177.

Adding to 1020241451 its reverse (1541420201), we get a palindrome (2561661652).

The spelling of 1020241451 in words is "one billion, twenty million, two hundred forty-one thousand, four hundred fifty-one".