1142557417211 has 16 divisors (see below), whose sum is σ = 1306683413760. Its totient is φ = 978657547680.

The previous prime is 1142557417039. The next prime is 1142557417213. The reversal of 1142557417211 is 1127147552411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1142557417211 - 2¹⁸ = 1142557155067 is a prime.

It is a super-2 number, since 2×1142557417211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142557417213) 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, 86426360 + ... + 86439578.

It is an arithmetic number, because the mean of its divisors is an integer number (81667713360).

Almost surely, 2^{1142557417211} is an apocalyptic number.

1142557417211 is a deficient number, since it is larger than the sum of its proper divisors (164125996549).

1142557417211 is a wasteful number, since it uses less digits than its factorization.

1142557417211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20834.

The product of its digits is 78400, while the sum is 41.

The spelling of 1142557417211 in words is "one trillion, one hundred forty-two billion, five hundred fifty-seven million, four hundred seventeen thousand, two hundred eleven".