1061472737 has 8 divisors (see below), whose sum is σ = 1143788520. Its totient is φ = 979251840.

The previous prime is 1061472733. The next prime is 1061472749. The reversal of 1061472737 is 7372741601.

It can be written as a sum of positive squares in 4 ways, for example, as 205091041 + 856381696 = 14321^2 + 29264^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1061472737 - 2² = 1061472733 is a prime.

It is a super-2 number, since 2×1061472737² = 2253448742788542338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1061472737.

It is not an unprimeable number, because it can be changed into a prime (1061472733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437 + ... + 46077.

It is an arithmetic number, because the mean of its divisors is an integer number (142973565).

Almost surely, 2^1061472737 is an apocalyptic number.

It is an amenable number.

1061472737 is a deficient number, since it is larger than the sum of its proper divisors (82315783).

1061472737 is a wasteful number, since it uses less digits than its factorization.

1061472737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47443.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 1061472737 is about 32580.2507203367. The cubic root of 1061472737 is about 1020.0848119277.

The spelling of 1061472737 in words is "one billion, sixty-one million, four hundred seventy-two thousand, seven hundred thirty-seven".