1067212142 has 4 divisors (see below), whose sum is σ = 1600818216. Its totient is φ = 533606070.

The previous prime is 1067212123. The next prime is 1067212163. The reversal of 1067212142 is 2412127601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2412127601 = 13 ⋅185548277.

It is a super-2 number, since 2×1067212142² = 2277883512064456328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266803034 + ... + 266803037.

It is an arithmetic number, because the mean of its divisors is an integer number (400204554).

Almost surely, 2^1067212142 is an apocalyptic number.

1067212142 is a deficient number, since it is larger than the sum of its proper divisors (533606074).

1067212142 is an equidigital number, since it uses as much as digits as its factorization.

1067212142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533606073.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1067212142 is about 32668.2130212229. The cubic root of 1067212142 is about 1021.9200480498.

Adding to 1067212142 its reverse (2412127601), we get a palindrome (3479339743).

The spelling of 1067212142 in words is "one billion, sixty-seven million, two hundred twelve thousand, one hundred forty-two".