1123257087466 has 8 divisors (see below), whose sum is σ = 1685131369380. Its totient is φ = 561546631008.

The previous prime is 1123257087451. The next prime is 1123257087467. The reversal of 1123257087466 is 6647807523211.

It can be written as a sum of positive squares in 2 ways, for example, as 773951265025 + 349305822441 = 879745^2 + 591021^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1123257087467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40939221 + ... + 40966648.

Almost surely, 2^{1123257087466} is an apocalyptic number.

1123257087466 is a deficient number, since it is larger than the sum of its proper divisors (561874281914).

1123257087466 is an equidigital number, since it uses as much as digits as its factorization.

1123257087466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81912728.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 1123257087466 in words is "one trillion, one hundred twenty-three billion, two hundred fifty-seven million, eighty-seven thousand, four hundred sixty-six".