1142520534 has 24 divisors (see below), whose sum is σ = 2498600520. Its totient is φ = 377280288.

The previous prime is 1142520529. The next prime is 1142520539. The reversal of 1142520534 is 4350252411.

1142520534 is a `hidden beast` number, since 1 + 1 + 425 + 205 + 34 = 666.

It is an interprime number because it is at equal distance from previous prime (1142520529) and next prime (1142520539).

It is a super-2 number, since 2×1142520534² = 2610706341223290312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1142520498 and 1142520507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142520539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294679 + ... + 298530.

It is an arithmetic number, because the mean of its divisors is an integer number (104108355).

Almost surely, 2^1142520534 is an apocalyptic number.

1142520534 is an abundant number, since it is smaller than the sum of its proper divisors (1356079986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142520534 is a wasteful number, since it uses less digits than its factorization.

1142520534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593324 (or 593321 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1142520534 is about 33801.1913103666. The cubic root of 1142520534 is about 1045.4132608441.

Adding to 1142520534 its reverse (4350252411), we get a palindrome (5492772945).

The spelling of 1142520534 in words is "one billion, one hundred forty-two million, five hundred twenty thousand, five hundred thirty-four".