1145137634 has 8 divisors (see below), whose sum is σ = 1717850028. Its totient is φ = 572520960.

The previous prime is 1145137633. The next prime is 1145137649. The reversal of 1145137634 is 4367315411.

It can be written as a sum of positive squares in 2 ways, for example, as 1105762009 + 39375625 = 33253^2 + 6275^2 .

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

It is a super-2 number, since 2×1145137634² = 2622680401606235912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1145137594 and 1145137603.

It is not an unprimeable number, because it can be changed into a prime (1145137633) 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, 35474 + ... + 59570.

Almost surely, 2^1145137634 is an apocalyptic number.

1145137634 is a deficient number, since it is larger than the sum of its proper divisors (572712394).

1145137634 is a wasteful number, since it uses less digits than its factorization.

1145137634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47860.

The product of its digits is 30240, while the sum is 35.

The square root of 1145137634 is about 33839.8822988497. The cubic root of 1145137634 is about 1046.2108729641.

The spelling of 1145137634 in words is "one billion, one hundred forty-five million, one hundred thirty-seven thousand, six hundred thirty-four".