151603245 has 80 divisors (see below), whose sum is σ = 285149568. Its totient is φ = 76982400.

The previous prime is 151603217. The next prime is 151603253. The reversal of 151603245 is 542306151.

151603245 is a `hidden beast` number, since 1 + 51 + 603 + 2 + 4 + 5 = 666.

It is not a de Polignac number, because 151603245 - 2⁹ = 151602733 is a prime.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1003920 + ... + 1004070.

Almost surely, 2^151603245 is an apocalyptic number.

151603245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

151603245 is a deficient number, since it is larger than the sum of its proper divisors (133546323).

151603245 is a wasteful number, since it uses less digits than its factorization.

151603245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 263 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 151603245 is about 12312.7269522231. The cubic root of 151603245 is about 533.2155822944.

Adding to 151603245 its reverse (542306151), we get a palindrome (693909396).

The spelling of 151603245 in words is "one hundred fifty-one million, six hundred three thousand, two hundred forty-five".