151540534 has 4 divisors (see below), whose sum is σ = 227310804. Its totient is φ = 75770266.

The previous prime is 151540517. The next prime is 151540553. The reversal of 151540534 is 435045151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 435045151 = 8389 ⋅51859.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 37885132 + ... + 37885135.

It is an arithmetic number, because the mean of its divisors is an integer number (56827701).

Almost surely, 2^151540534 is an apocalyptic number.

151540534 is a deficient number, since it is larger than the sum of its proper divisors (75770270).

151540534 is an equidigital number, since it uses as much as digits as its factorization.

151540534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75770269.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 151540534 is about 12310.1800961643. The cubic root of 151540534 is about 533.1420502402.

Adding to 151540534 its reverse (435045151), we get a palindrome (586585685).

The spelling of 151540534 in words is "one hundred fifty-one million, five hundred forty thousand, five hundred thirty-four".