1248423090 has 16 divisors (see below), whose sum is σ = 2996215488. Its totient is φ = 332912816.

The previous prime is 1248423089. The next prime is 1248423091. The reversal of 1248423090 is 903248421.

It is an interprime number because it is at equal distance from previous prime (1248423089) and next prime (1248423091).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1248423091) 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, 20807022 + ... + 20807081.

It is an arithmetic number, because the mean of its divisors is an integer number (187263468).

Almost surely, 2^1248423090 is an apocalyptic number.

1248423090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1248423090 is an abundant number, since it is smaller than the sum of its proper divisors (1747792398).

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

1248423090 is a wasteful number, since it uses less digits than its factorization.

1248423090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41614113.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 1248423090 is about 35333.0311465065. The cubic root of 1248423090 is about 1076.7641744524.

The spelling of 1248423090 in words is "one billion, two hundred forty-eight million, four hundred twenty-three thousand, ninety".