1051137126 has 48 divisors (see below), whose sum is σ = 2459432976. Its totient is φ = 322532928.

The previous prime is 1051137121. The next prime is 1051137127. The reversal of 1051137126 is 6217311501.

It is a super-2 number, since 2×1051137126² = 2209778515311079752, 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 1051137126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051137121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81261 + ... + 93303.

It is an arithmetic number, because the mean of its divisors is an integer number (51238187).

Almost surely, 2^1051137126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051137126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229716488).

1051137126 is an abundant number, since it is smaller than the sum of its proper divisors (1408295850).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051137126 is a wasteful number, since it uses less digits than its factorization.

1051137126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12437 (or 12434 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 1051137126 is about 32421.2449791799. The cubic root of 1051137126 is about 1016.7631357831.

Adding to 1051137126 its reverse (6217311501), we get a palindrome (7268448627).

The spelling of 1051137126 in words is "one billion, fifty-one million, one hundred thirty-seven thousand, one hundred twenty-six".