1145214011 has 2 divisors, whose sum is σ = 1145214012. Its totient is φ = 1145214010.

The previous prime is 1145213987. The next prime is 1145214041. The reversal of 1145214011 is 1104125411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1145214011 - 2⁶ = 1145213947 is a prime.

It is not a weakly prime, because it can be changed into another prime (1145214041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572607005 + 572607006.

It is an arithmetic number, because the mean of its divisors is an integer number (572607006).

Almost surely, 2^1145214011 is an apocalyptic number.

1145214011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1145214011 is an equidigital number, since it uses as much as digits as its factorization.

1145214011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 20.

The square root of 1145214011 is about 33841.0107857316. The cubic root of 1145214011 is about 1046.2341320813.

Adding to 1145214011 its reverse (1104125411), we get a palindrome (2249339422).

It can be divided in two parts, 114 and 5214011, that added together give a palindrome (5214125).

The spelling of 1145214011 in words is "one billion, one hundred forty-five million, two hundred fourteen thousand, eleven".