1023542254 has 32 divisors (see below), whose sum is σ = 1806307776. Its totient is φ = 425917440.

The previous prime is 1023542243. The next prime is 1023542263. The reversal of 1023542254 is 4522453201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64864 + ... + 79084.

It is an arithmetic number, because the mean of its divisors is an integer number (56447118).

Almost surely, 2^1023542254 is an apocalyptic number.

1023542254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1023542254 is a deficient number, since it is larger than the sum of its proper divisors (782765522).

1023542254 is a wasteful number, since it uses less digits than its factorization.

1023542254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14380.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1023542254 is about 31992.8469192724. The cubic root of 1023542254 is about 1007.7866290363.

Adding to 1023542254 its reverse (4522453201), we get a palindrome (5545995455).

The spelling of 1023542254 in words is "one billion, twenty-three million, five hundred forty-two thousand, two hundred fifty-four".