1151552402 has 48 divisors (see below), whose sum is σ = 2336824896. Its totient is φ = 414136800.

The previous prime is 1151552401. The next prime is 1151552411. The reversal of 1151552402 is 2042551511.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (1151552401) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 4124 + ... + 48167.

It is an arithmetic number, because the mean of its divisors is an integer number (48683852).

Almost surely, 2^1151552402 is an apocalyptic number.

1151552402 is an abundant number, since it is smaller than the sum of its proper divisors (1185272494).

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

1151552402 is a wasteful number, since it uses less digits than its factorization.

1151552402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52335 (or 52324 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 1151552402 is about 33934.5311150751. The cubic root of 1151552402 is about 1048.1607717387.

The spelling of 1151552402 in words is "one billion, one hundred fifty-one million, five hundred fifty-two thousand, four hundred two".