1051061156 has 6 divisors (see below), whose sum is σ = 1839357030. Its totient is φ = 525530576.

The previous prime is 1051061129. The next prime is 1051061177. The reversal of 1051061156 is 6511601501.

It can be written as a sum of positive squares in only one way, i.e., 626701156 + 424360000 = 25034^2 + 20600^2 .

It is a super-2 number, since 2×1051061156² = 2209459107304112672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131382641 + ... + 131382648.

It is an arithmetic number, because the mean of its divisors is an integer number (306559505).

Almost surely, 2^1051061156 is an apocalyptic number.

It is an amenable number.

1051061156 is a deficient number, since it is larger than the sum of its proper divisors (788295874).

1051061156 is a wasteful number, since it uses less digits than its factorization.

1051061156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262765293 (or 262765291 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 1051061156 is about 32420.0733497011. The cubic root of 1051061156 is about 1016.7386399762.

Adding to 1051061156 its reverse (6511601501), we get a palindrome (7562662657).

The spelling of 1051061156 in words is "one billion, fifty-one million, sixty-one thousand, one hundred fifty-six".