1013651445 has 16 divisors (see below), whose sum is σ = 1665676800. Its totient is φ = 526002624.

The previous prime is 1013651417. The next prime is 1013651459. The reversal of 1013651445 is 5441563101.

It is a happy number.

It is not a de Polignac number, because 1013651445 - 2¹¹ = 1013649397 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 912645 + ... + 913754.

It is an arithmetic number, because the mean of its divisors is an integer number (104104800).

Almost surely, 2^1013651445 is an apocalyptic number.

1013651445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1013651445 is a deficient number, since it is larger than the sum of its proper divisors (652025355).

1013651445 is a wasteful number, since it uses less digits than its factorization.

1013651445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826444.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1013651445 is about 31837.8932248979. The cubic root of 1013651445 is about 1004.5299304120.

The spelling of 1013651445 in words is "one billion, thirteen million, six hundred fifty-one thousand, four hundred forty-five".