5402531146 has 4 divisors (see below), whose sum is σ = 8103796722. Its totient is φ = 2701265572.

The previous prime is 5402531089. The next prime is 5402531149. The reversal of 5402531146 is 6411352045.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5039438121 + 363093025 = 70989^2 + 19055^2 .

It is not an unprimeable number, because it can be changed into a prime (5402531149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1350632785 + ... + 1350632788.

Almost surely, 2^5402531146 is an apocalyptic number.

5402531146 is a deficient number, since it is larger than the sum of its proper divisors (2701265576).

5402531146 is a wasteful number, since it uses less digits than its factorization.

5402531146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701265575.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 5402531146 is about 73501.9125329403. The cubic root of 5402531146 is about 1754.6847155102.

The spelling of 5402531146 in words is "five billion, four hundred two million, five hundred thirty-one thousand, one hundred forty-six".