1048249134919 has 16 divisors (see below), whose sum is σ = 1261091104000. Its totient is φ = 851183152704.

The previous prime is 1048249134893. The next prime is 1048249134929. The reversal of 1048249134919 is 9194319428401.

It is a cyclic number.

It is not a de Polignac number, because 1048249134919 - 2²¹ = 1048247037767 is a prime.

It is a super-2 number, since 2×1048249134919² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1048249134919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048249134929) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4903732 + ... + 5113030.

It is an arithmetic number, because the mean of its divisors is an integer number (78818194000).

Almost surely, 2^{1048249134919} is an apocalyptic number.

1048249134919 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1048249134919 is a deficient number, since it is larger than the sum of its proper divisors (212841969081).

1048249134919 is a wasteful number, since it uses less digits than its factorization.

1048249134919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246982.

The product of its (nonzero) digits is 2239488, while the sum is 55.

The spelling of 1048249134919 in words is "one trillion, forty-eight billion, two hundred forty-nine million, one hundred thirty-four thousand, nine hundred nineteen".