1249348546 has 16 divisors (see below), whose sum is σ = 2018585088. Its totient is φ = 578239200.

The previous prime is 1249348537. The next prime is 1249348567. The reversal of 1249348546 is 6458439421.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 1249348496 and 1249348505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436635 + ... + 439486.

It is an arithmetic number, because the mean of its divisors is an integer number (126161568).

Almost surely, 2^1249348546 is an apocalyptic number.

1249348546 is a deficient number, since it is larger than the sum of its proper divisors (769236542).

1249348546 is a wasteful number, since it uses less digits than its factorization.

1249348546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876177.

The product of its digits is 829440, while the sum is 46.

The square root of 1249348546 is about 35346.1249078311. The cubic root of 1249348546 is about 1077.0301771510.

The spelling of 1249348546 in words is "one billion, two hundred forty-nine million, three hundred forty-eight thousand, five hundred forty-six".