1145310477 has 8 divisors (see below), whose sum is σ = 1533023616. Its totient is φ = 760568832.

The previous prime is 1145310437. The next prime is 1145310487. The reversal of 1145310477 is 7740135411.

It is a happy number.

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

It is not a de Polignac number, because 1145310477 - 2¹² = 1145306381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145310437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741973 + ... + 743514.

It is an arithmetic number, because the mean of its divisors is an integer number (191627952).

Almost surely, 2^1145310477 is an apocalyptic number.

It is an amenable number.

1145310477 is a deficient number, since it is larger than the sum of its proper divisors (387713139).

1145310477 is a wasteful number, since it uses less digits than its factorization.

1145310477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485747.

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 1145310477 is about 33842.4360382051. The cubic root of 1145310477 is about 1046.2635074316.

Adding to 1145310477 its reverse (7740135411), we get a palindrome (8885445888).

The spelling of 1145310477 in words is "one billion, one hundred forty-five million, three hundred ten thousand, four hundred seventy-seven".