1051151605 has 16 divisors (see below), whose sum is σ = 1447334784. Its totient is φ = 717912000.

The previous prime is 1051151587. The next prime is 1051151617. The reversal of 1051151605 is 5061511501.

It is not a de Polignac number, because 1051151605 - 2⁷ = 1051151477 is a prime.

It is a super-2 number, since 2×1051151605² = 2209839393388152050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1051151605.

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, 51042 + ... + 68611.

It is an arithmetic number, because the mean of its divisors is an integer number (90458424).

Almost surely, 2^1051151605 is an apocalyptic number.

It is an amenable number.

1051151605 is a deficient number, since it is larger than the sum of its proper divisors (396183179).

1051151605 is a wasteful number, since it uses less digits than its factorization.

1051151605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119916.

The product of its (nonzero) digits is 750, while the sum is 25.

The square root of 1051151605 is about 32421.4682733525. The cubic root of 1051151605 is about 1016.7678042656.

The spelling of 1051151605 in words is "one billion, fifty-one million, one hundred fifty-one thousand, six hundred five".