1071616742 has 32 divisors (see below), whose sum is σ = 1913186304. Its totient is φ = 440496000.

The previous prime is 1071616723. The next prime is 1071616757. The reversal of 1071616742 is 2476161701.

It is a happy number.

It is a super-2 number, since 2×1071616742² = 2296724883469389128, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38117 + ... + 59967.

It is an arithmetic number, because the mean of its divisors is an integer number (59787072).

Almost surely, 2^1071616742 is an apocalyptic number.

1071616742 is a deficient number, since it is larger than the sum of its proper divisors (841569562).

1071616742 is a wasteful number, since it uses less digits than its factorization.

1071616742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22004.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 1071616742 is about 32735.5577621644. The cubic root of 1071616742 is about 1023.3240084692.

The spelling of 1071616742 in words is "one billion, seventy-one million, six hundred sixteen thousand, seven hundred forty-two".