1534149 has 12 divisors (see below), whose sum is σ = 2226796. Its totient is φ = 1017792.

The previous prime is 1534147. The next prime is 1534151. The reversal of 1534149 is 9414351.

It is an interprime number because it is at equal distance from previous prime (1534147) and next prime (1534151).

It can be written as a sum of positive squares in 2 ways, for example, as 1102500 + 431649 = 1050^2 + 657^2 .

It is not a de Polignac number, because 1534149 - 2¹ = 1534147 is a prime.

It is a super-2 number, since 2×1534149² = 4707226308402, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1534147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3129 + ... + 3585.

2^1534149 is an apocalyptic number.

It is an amenable number.

1534149 is a deficient number, since it is larger than the sum of its proper divisors (692647).

1534149 is a wasteful number, since it uses less digits than its factorization.

1534149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836 (or 833 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 1534149 is about 1238.6076860734. The cubic root of 1534149 is about 115.3335997039. Note that the first 3 decimals are identical.

The spelling of 1534149 in words is "one million, five hundred thirty-four thousand, one hundred forty-nine".