1248634814 has 16 divisors (see below), whose sum is σ = 2142007296. Its totient is φ = 534756600.

The previous prime is 1248634811. The next prime is 1248634831. The reversal of 1248634814 is 4184368421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248634811) 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, 9722 + ... + 50909.

It is an arithmetic number, because the mean of its divisors is an integer number (133875456).

Almost surely, 2^1248634814 is an apocalyptic number.

1248634814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1248634814 is a deficient number, since it is larger than the sum of its proper divisors (893372482).

1248634814 is a wasteful number, since it uses less digits than its factorization.

1248634814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62111.

The product of its digits is 147456, while the sum is 41.

The square root of 1248634814 is about 35336.0271394508. The cubic root of 1248634814 is about 1076.8250416198.

The spelling of 1248634814 in words is "one billion, two hundred forty-eight million, six hundred thirty-four thousand, eight hundred fourteen".