1023341172 has 72 divisors (see below), whose sum is σ = 2782011456. Its totient is φ = 286800384.

The previous prime is 1023341149. The next prime is 1023341177. The reversal of 1023341172 is 2711433201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023341177) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 233788 + ... + 238124.

It is an arithmetic number, because the mean of its divisors is an integer number (38639048).

Almost surely, 2^1023341172 is an apocalyptic number.

1023341172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023341172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391005728).

1023341172 is an abundant number, since it is smaller than the sum of its proper divisors (1758670284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1023341172 is a wasteful number, since it uses less digits than its factorization.

1023341172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4457 (or 4402 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1023341172 is about 31989.7041561813. The cubic root of 1023341172 is about 1007.7206291482.

Adding to 1023341172 its reverse (2711433201), we get a palindrome (3734774373).

The spelling of 1023341172 in words is "one billion, twenty-three million, three hundred forty-one thousand, one hundred seventy-two".