145151634 has 16 divisors (see below), whose sum is σ = 290750400. Its totient is φ = 48309360.

The previous prime is 145151609. The next prime is 145151647. The reversal of 145151634 is 436151541.

145151634 = 98² + 99² + ... + 758².

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14334 + ... + 22265.

It is an arithmetic number, because the mean of its divisors is an integer number (18171900).

Almost surely, 2^145151634 is an apocalyptic number.

145151634 is an abundant number, since it is smaller than the sum of its proper divisors (145598766).

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

145151634 is a wasteful number, since it uses less digits than its factorization.

145151634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37265.

The product of its digits is 7200, while the sum is 30.

The square root of 145151634 is about 12047.8891927175. The cubic root of 145151634 is about 525.5418550688.

The spelling of 145151634 in words is "one hundred forty-five million, one hundred fifty-one thousand, six hundred thirty-four".