1051156156 has 48 divisors (see below), whose sum is σ = 1971446400. Its totient is φ = 489488832.

The previous prime is 1051156151. The next prime is 1051156157. The reversal of 1051156156 is 6516511501.

It is a super-2 number, since 2×1051156156² = 2209858528593392672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051156151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 412735 + ... + 415273.

It is an arithmetic number, because the mean of its divisors is an integer number (41071800).

Almost surely, 2^1051156156 is an apocalyptic number.

It is an amenable number.

1051156156 is a deficient number, since it is larger than the sum of its proper divisors (920290244).

1051156156 is a wasteful number, since it uses less digits than its factorization.

1051156156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698 (or 2696 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 1051156156 is about 32421.5384582533. The cubic root of 1051156156 is about 1016.7692716415.

Adding to 1051156156 its reverse (6516511501), we get a palindrome (7567667657).

The spelling of 1051156156 in words is "one billion, fifty-one million, one hundred fifty-six thousand, one hundred fifty-six".