1126440156237 has 32 divisors (see below), whose sum is σ = 1735191880704. Its totient is φ = 642401760000.

The previous prime is 1126440156221. The next prime is 1126440156253. The reversal of 1126440156237 is 7326510446211.

It is an interprime number because it is at equal distance from previous prime (1126440156221) and next prime (1126440156253).

It is not a de Polignac number, because 1126440156237 - 2⁴ = 1126440156221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126440156277) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2584362 + ... + 2988612.

It is an arithmetic number, because the mean of its divisors is an integer number (54224746272).

Almost surely, 2^{1126440156237} is an apocalyptic number.

1126440156237 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1126440156237 is a deficient number, since it is larger than the sum of its proper divisors (608751724467).

1126440156237 is a wasteful number, since it uses less digits than its factorization.

1126440156237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409249.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 1126440156237 in words is "one trillion, one hundred twenty-six billion, four hundred forty million, one hundred fifty-six thousand, two hundred thirty-seven".