1045691724 has 48 divisors (see below), whose sum is σ = 3042014976. Its totient is φ = 271608000.

The previous prime is 1045691723. The next prime is 1045691737. The reversal of 1045691724 is 4271965401.

It is not an unprimeable number, because it can be changed into a prime (1045691723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 564927 + ... + 566774.

It is an arithmetic number, because the mean of its divisors is an integer number (63375312).

Almost surely, 2^1045691724 is an apocalyptic number.

1045691724 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1045691724 is an abundant number, since it is smaller than the sum of its proper divisors (1996323252).

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

1045691724 is a wasteful number, since it uses less digits than its factorization.

1045691724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131726 (or 1131724 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 1045691724 is about 32337.1570178951. The cubic root of 1045691724 is about 1015.0043191028.

The spelling of 1045691724 in words is "one billion, forty-five million, six hundred ninety-one thousand, seven hundred twenty-four".