402011153 has 4 divisors (see below), whose sum is σ = 402051648. Its totient is φ = 401970660.

The previous prime is 402011123. The next prime is 402011161. The reversal of 402011153 is 351110204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 402011153 - 2¹⁶ = 401945617 is a prime.

It is a super-2 number, since 2×402011153² = 323225934272778818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402011123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5900 + ... + 28962.

It is an arithmetic number, because the mean of its divisors is an integer number (100512912).

Almost surely, 2^402011153 is an apocalyptic number.

It is an amenable number.

402011153 is a deficient number, since it is larger than the sum of its proper divisors (40495).

402011153 is a wasteful number, since it uses less digits than its factorization.

402011153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40494.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 402011153 is about 20050.2157843750. The cubic root of 402011153 is about 738.0390944153.

Adding to 402011153 its reverse (351110204), we get a palindrome (753121357).

The spelling of 402011153 in words is "four hundred two million, eleven thousand, one hundred fifty-three".