1534142025 has 120 divisors (see below), whose sum is σ = 3096015384. Its totient is φ = 746496000.

The previous prime is 1534142011. The next prime is 1534142053. The reversal of 1534142025 is 5202414351.

It can be written as a sum of positive squares in 12 ways, for example, as 11269449 + 1522872576 = 3357^2 + 39024^2 .

It is not a de Polignac number, because 1534142025 - 2⁸ = 1534141769 is a prime.

It is a super-2 number, since 2×1534142025² = 4707183505742201250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1534142025.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 2658537 + ... + 2659113.

Almost surely, 2^1534142025 is an apocalyptic number.

1534142025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1534142025 is an abundant number, since it is smaller than the sum of its proper divisors (1561873359).

1534142025 is a wasteful number, since it uses less digits than its factorization.

1534142025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713 (or 699 counting only the distinct ones).

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

The square root of 1534142025 is about 39168.1251146899. The cubic root of 1534142025 is about 1153.3342491575.

Adding to 1534142025 its reverse (5202414351), we get a palindrome (6736556376).

The spelling of 1534142025 in words is "one billion, five hundred thirty-four million, one hundred forty-two thousand, twenty-five".